Katika Srithong. (2011) Suitability assessment for oil palm and para rubber planting in Phang-Nga province. Mahidol University:ม.ป.ท.Katika Srithong. 2011. Suitability assessment for oil palm and para rubber planting in Phang-Nga province. ม.ป.ท.:Mahidol University;Katika Srithong. Suitability assessment for oil palm and para rubber planting in Phang-Nga province. ม.ป.ท.:Mahidol University, 2011. Print.