Maleewan Pongsawasdi. (1990) Study on application of linear programming technique in coastal port activities : a case of Thathong Port, Surat Thani province. Mahidol University,:ม.ป.ท.Maleewan Pongsawasdi. 1990. Study on application of linear programming technique in coastal port activities : a case of Thathong Port, Surat Thani province. ม.ป.ท.:Mahidol University,;Maleewan Pongsawasdi. Study on application of linear programming technique in coastal port activities : a case of Thathong Port, Surat Thani province. ม.ป.ท.:Mahidol University, 1990. Print.