Thaniya Taengchan. 2005. A study of the environmental conservation behavior of tourists at Koh Chang national marine park. Field of Study Environmental Education, Mahidol University;
Thaniya Taengchan. (2005) A study of the environmental conservation behavior of tourists at Koh Chang national marine park . Mahidol University/Bangkok.
Thaniya Taengchan. A study of the environmental conservation behavior of tourists at Koh Chang national marine park. . Bangkok:Mahidol University, 2005.
Thaniya Taengchan. (2005) A study of the environmental conservation behavior of tourists at Koh Chang national marine park . Mahidol University/Bangkok.