©2013 National Research Council of Thailand
compiled by Research Compilation and Coordination Division. 1968. Directory of research projects supported by the National Research Council. [Bangkok:Government House Printing Office;
compiled by Research Compilation and Coordination Division. (1968) Directory of research projects supported by the National Research Council. Government House Printing Office:[Bangkok.
compiled by Research Compilation and Coordination Division. Directory of research projects supported by the National Research Council. [Bangkok:Government House Printing Office, 1968. Print.
compiled by Research Compilation and Coordination Division. (1968) Directory of research projects supported by the National Research Council. Government House Printing Office:[Bangkok.