Pranissara Thungthong. 2002. A suitable learning model for household hazardous waste for students a case study : Bangkok College of Business Administration and Tourism. Field of Study Appropriate Technology for Resource Development, Mahidol University;
Pranissara Thungthong. (2002) A suitable learning model for household hazardous waste for students a case study : Bangkok College of Business Administration and Tourism . Mahidol University/Bangkok.
Pranissara Thungthong. A suitable learning model for household hazardous waste for students a case study : Bangkok College of Business Administration and Tourism. . Bangkok:Mahidol University, 2002.
Pranissara Thungthong. (2002) A suitable learning model for household hazardous waste for students a case study : Bangkok College of Business Administration and Tourism . Mahidol University/Bangkok.