Trinud Poka. 2002. A valuation of benefits derived from the Phrom water resource development project. Field of Study Agricultural Economics, Kasetsart University;
Trinud Poka. (2002) A valuation of benefits derived from the Phrom water resource development project . Kasetsart University/Bangkok.
Trinud Poka. A valuation of benefits derived from the Phrom water resource development project. . Bangkok:Kasetsart University, 2002.
Trinud Poka. (2002) A valuation of benefits derived from the Phrom water resource development project . Kasetsart University/Bangkok.