diff -Naurp a/CMakeLists.txt b/CMakeLists.txt
--- a/CMakeLists.txt	2013-08-20 16:07:46.753736070 +0400
+++ b/CMakeLists.txt	2013-08-20 16:09:29.163587982 +0400
@@ -244,9 +244,6 @@ else ()  # if pcre not found building it
 endif ()
 
 # building required libs
-add_subdirectory(common/libftoa)
-add_subdirectory(common/libBuffer)
-add_subdirectory(${EXTERNAL_LIBRARIES}/UTF)
 add_subdirectory(${EXTERNAL_LIBRARIES}/MathMLSolver)
 
 # building OpenCOLLADA libs
diff -Naurp a/COLLADABaseUtils/CMakeLists.txt b/COLLADABaseUtils/CMakeLists.txt
--- a/COLLADABaseUtils/CMakeLists.txt	2013-04-13 13:05:06.000000000 +0400
+++ b/COLLADABaseUtils/CMakeLists.txt	2013-08-20 16:09:29.163587982 +0400
@@ -7,6 +7,14 @@ set(libBaseUtils_include_dirs
 )
 
 set(libBaseUtils_include_dirs ${libBaseUtils_include_dirs} PARENT_SCOPE)  # adding include dirs to a parent scope
+
+SET(libUTF_include_dirs
+       ${CMAKE_CURRENT_SOURCE_DIR}/../Externals/UTF/include/
+)
+
+SET(libUTF_src_dirs
+       ${CMAKE_CURRENT_SOURCE_DIR}/../Externals/UTF/src/
+)
 
 set(INST_SRC
 	include/COLLADABUIDList.h
@@ -47,13 +55,13 @@ set(SRC
 	src/Math/COLLADABUMathUtils.cpp
 	src/Math/COLLADABUMathQuaternion.cpp
 	src/Math/COLLADABUMathMatrix4.cpp
+	${libUTF_src_dirs}/ConvertUTF.c
 
     ${INST_SRC}
     ${INST_MATH_SRC}
 )
 
 set(TARGET_LIBS
-	UTF
 	${PCRE_LIBRARIES}
 )
 
diff -Naurp a/COLLADAStreamWriter/CMakeLists.txt b/COLLADAStreamWriter/CMakeLists.txt
--- a/COLLADAStreamWriter/CMakeLists.txt	2013-04-13 13:05:07.000000000 +0400
+++ b/COLLADAStreamWriter/CMakeLists.txt	2013-08-20 16:09:29.163587982 +0400
@@ -1,12 +1,36 @@
 set(name OpenCOLLADAStreamWriter)
 project(${name})
 
+SET(libBuffer_include_dirs
+       ${CMAKE_CURRENT_SOURCE_DIR}/../common/libBuffer/include/
+)
+
+SET(libftoa_include_dirs
+       ${CMAKE_CURRENT_SOURCE_DIR}/../common/libftoa/include/
+)
+
+SET(libUTF_include_dirs
+       ${CMAKE_CURRENT_SOURCE_DIR}/../Externals/UTF/include/
+)
+
 set(libStreamWriter_include_dirs
 	${CMAKE_CURRENT_SOURCE_DIR}/include
 )
 
 set(libStreamWriter_include_dirs ${libStreamWriter_include_dirs} PARENT_SCOPE)  # adding include dirs to a parent scope
 
+SET(libBuffer_src_dirs
+       ${CMAKE_CURRENT_SOURCE_DIR}/../common/libBuffer/src/
+)
+
+SET(libftoa_src_dirs
+       ${CMAKE_CURRENT_SOURCE_DIR}/../common/libftoa/src/
+)
+
+SET(libUTF_src_dirs
+       ${CMAKE_CURRENT_SOURCE_DIR}/../Externals/UTF/src/
+)
+
 set(INST_SRC
 	include/COLLADASWAnnotation.h
 	include/COLLADASWAsset.h
@@ -124,14 +148,22 @@ set(SRC
 	src/COLLADASWElementWriter.cpp
 	src/COLLADASWLibrary.cpp
 	src/COLLADASWConstants.cpp
+        # Include libftoa and libBuffer files here.
+        ${libBuffer_src_dirs}/CommonBuffer.cpp
+        ${libBuffer_src_dirs}/CommonCharacterBuffer.cpp
+        ${libBuffer_src_dirs}/CommonFWriteBufferFlusher.cpp
+        ${libBuffer_src_dirs}/CommonStreamBufferFlusher.cpp
+        ${libftoa_src_dirs}/Commondtoa.cpp
+        ${libftoa_src_dirs}/Commonftoa.cpp
+        ${libftoa_src_dirs}/Commonitoa.cpp
+	${libUTF_src_dirs}/ConvertUTF.c
+
 
 	${INST_SRC}
 )
 
 set(TARGET_LIBS
 	OpenCOLLADABaseUtils	
-	buffer
-	ftoa
 )
 
 include_directories(
@@ -139,6 +171,7 @@ include_directories(
 	${libBaseUtils_include_dirs} 
 	${libftoa_include_dirs} 
 	${libBuffer_include_dirs}
+	${libUTF_include_dirs}
 )
 
 opencollada_add_lib(${name} "${SRC}" "${TARGET_LIBS}")
diff -Naurp a/COLLADAValidator/CMakeLists.txt b/COLLADAValidator/CMakeLists.txt
--- a/COLLADAValidator/CMakeLists.txt	2013-04-13 13:05:07.000000000 +0400
+++ b/COLLADAValidator/CMakeLists.txt	2013-08-20 16:09:29.163587982 +0400
@@ -23,7 +23,6 @@ set(libValidator_libs
 	MathMLSolver
 	${PCRE_LIBRARIES}
 	${LIBXML2_LIBRARIES}
-	UTF
 )
 
 include_directories(
diff -Naurp a/OpenCOLLADAConfig.cmake.in b/OpenCOLLADAConfig.cmake.in
--- a/OpenCOLLADAConfig.cmake.in	2013-08-15 16:35:27.000000000 +0400
+++ b/OpenCOLLADAConfig.cmake.in	2013-08-20 16:11:30.933033222 +0400
@@ -33,9 +33,6 @@ include("@PACKAGE_OPENCOLLADA_INST_CMAKE
 # Set the library variable
 if(UNIX)
 	set(OPENCOLLADA_LIBRARIES
-		ftoa_shared
-		buffer_shared
-		UTF_shared
 		MathMLSolver_shared
 		OpenCOLLADABaseUtils_shared
 		OpenCOLLADAFramework_shared
@@ -45,9 +42,6 @@ if(UNIX)
 	)
 else()
 	set(OPENCOLLADA_LIBRARIES
-		ftoa_static
-		buffer_static
-		UTF_static
 		MathMLSolver_static
 		OpenCOLLADABaseUtils_static
 		OpenCOLLADAFramework_static