Nirut Thuengnak และ Chompunut Makemuengthong. (2007) A Development Study of Farmers Way of Life Based on the Sufficient-Economy Philosophy: a Case Study of Maha Sarakham. <i>NIDA Development Journal</i>, <i>47</i>(1), 181-193.Nirut Thuengnak และ Chompunut Makemuengthong. "A Development Study of Farmers Way of Life Based on the Sufficient-Economy Philosophy: a Case Study of Maha Sarakham". NIDA Development Journal 47 (2007):181-193.Nirut Thuengnak และ Chompunut Makemuengthong. A Development Study of Farmers Way of Life Based on the Sufficient-Economy Philosophy: a Case Study of Maha Sarakham. National Institute of Development Administration:ม.ป.ท. 2007.