Weawvalee Pramoon และ Seni Karnchanawong. (2005) Cadmium accumulation in water spinach grown in cadmium contaminated water. Chulalongkorn University:ม.ป.ท.Weawvalee Pramoon และ Seni Karnchanawong. 2005. Cadmium accumulation in water spinach grown in cadmium contaminated water. ม.ป.ท.:Chulalongkorn University;Weawvalee Pramoon และ Seni Karnchanawong. Cadmium accumulation in water spinach grown in cadmium contaminated water. ม.ป.ท.:Chulalongkorn University, 2005. Print.