Panupong Thammachoti และผู้แต่งคนอื่นๆ. (2012) Influence of herbicides on morphology and population of rice frog Fejevarya limnocharis (Gravenhost, 1829) in paddy fields, Nan province. Chulalongkorn University:ม.ป.ท.Panupong Thammachoti และผู้แต่งคนอื่นๆ. 2012. Influence of herbicides on morphology and population of rice frog Fejevarya limnocharis (Gravenhost, 1829) in paddy fields, Nan province. ม.ป.ท.:Chulalongkorn University;Panupong Thammachoti และผู้แต่งคนอื่นๆ. Influence of herbicides on morphology and population of rice frog Fejevarya limnocharis (Gravenhost, 1829) in paddy fields, Nan province. ม.ป.ท.:Chulalongkorn University, 2012. Print.