Charlie Kessareporn. (1989) Social and economic characteristics of farmers received land allotment (STK) and the study on cost and return of cash crops and fast growing trees : a case study at Kwae Rabom-Seeyad National Reserved Forest Amphoe Sanam Chaikhet, Chacheongsao province. Mahidol University,:ม.ป.ท.Charlie Kessareporn. 1989. Social and economic characteristics of farmers received land allotment (STK) and the study on cost and return of cash crops and fast growing trees : a case study at Kwae Rabom-Seeyad National Reserved Forest Amphoe Sanam Chaikhet, Chacheongsao province. ม.ป.ท.:Mahidol University,;Charlie Kessareporn. Social and economic characteristics of farmers received land allotment (STK) and the study on cost and return of cash crops and fast growing trees : a case study at Kwae Rabom-Seeyad National Reserved Forest Amphoe Sanam Chaikhet, Chacheongsao province. ม.ป.ท.:Mahidol University, 1989. Print.