Sannop Nakwanit และ Pornsawan Visoottiviseth. (2010) Waste management of arsenic accumulated plants at Ron Phibun district, Nakorn Si Thammarat province, Thailand. Mahidol University:ม.ป.ท.Sannop Nakwanit และ Pornsawan Visoottiviseth. 2010. Waste management of arsenic accumulated plants at Ron Phibun district, Nakorn Si Thammarat province, Thailand. ม.ป.ท.:Mahidol University;Sannop Nakwanit และ Pornsawan Visoottiviseth. Waste management of arsenic accumulated plants at Ron Phibun district, Nakorn Si Thammarat province, Thailand. ม.ป.ท.:Mahidol University, 2010. Print.