Chaiwat Prakirake. ม.ป.ป. Improvement of water quality index for monitoring the quality of river water in Thailand. , ม.ป.พ.;
Chaiwat Prakirake. (ม.ป.ป.) Improvement of water quality index for monitoring the quality of river water in Thailand . ม.ป.พ./ม.ป.ท.
Chaiwat Prakirake. Improvement of water quality index for monitoring the quality of river water in Thailand. . ม.ป.ท.:ม.ป.พ., ม.ป.ป.
Chaiwat Prakirake. (ม.ป.ป.) Improvement of water quality index for monitoring the quality of river water in Thailand . ม.ป.พ./ม.ป.ท.