Siriwan Phetsombat. 2003. Toxicity and bioaccumulation of cadmium and lead in Salvinia cucullata Roxb. Field of Study Environmental Biology, Mahidol University;
Siriwan Phetsombat. (2003) Toxicity and bioaccumulation of cadmium and lead in Salvinia cucullata Roxb. . Mahidol University/Bangkok.
Siriwan Phetsombat. Toxicity and bioaccumulation of cadmium and lead in Salvinia cucullata Roxb. . Bangkok:Mahidol University, 2003.
Siriwan Phetsombat. (2003) Toxicity and bioaccumulation of cadmium and lead in Salvinia cucullata Roxb. . Mahidol University/Bangkok.