©2013 National Research Council of Thailand
Usawadee Seangsawang. 2004. The development of a supplementary reading book on solar energy for electricity generation for the upper secondary school students. Field of Study Environmental Education, Mahidol University;
Usawadee Seangsawang. (2004) The development of a supplementary reading book on solar energy for electricity generation for the upper secondary school students . Mahidol University/Bangkok.
Usawadee Seangsawang. The development of a supplementary reading book on solar energy for electricity generation for the upper secondary school students. . Bangkok:Mahidol University, 2004.
Usawadee Seangsawang. (2004) The development of a supplementary reading book on solar energy for electricity generation for the upper secondary school students . Mahidol University/Bangkok.