Chaloemlak Sangphichai. 2003. Diversity of benthic insects and its relationship with heavy metals contents in Ping river, Chiang Mai province. Field of Study Environmental Science, Chiang Mai University;
Chaloemlak Sangphichai. (2003) Diversity of benthic insects and its relationship with heavy metals contents in Ping river, Chiang Mai province . Chiang Mai University/Chiang Mai.
Chaloemlak Sangphichai. Diversity of benthic insects and its relationship with heavy metals contents in Ping river, Chiang Mai province. . Chiang Mai:Chiang Mai University, 2003.
Chaloemlak Sangphichai. (2003) Diversity of benthic insects and its relationship with heavy metals contents in Ping river, Chiang Mai province . Chiang Mai University/Chiang Mai.