Uraiwan Inmuong. (1990) Decreases of Coliform bacteria in drinking water stored in large cement jars. Mahidol University,:ม.ป.ท.Uraiwan Inmuong. 1990. Decreases of Coliform bacteria in drinking water stored in large cement jars. ม.ป.ท.:Mahidol University,;Uraiwan Inmuong. Decreases of Coliform bacteria in drinking water stored in large cement jars. ม.ป.ท.:Mahidol University, 1990. Print.