Viratchakul, J. (1977). The economics of irrigation development in Thailand: A case study of the Chanasutr irrigation system [microform]. Photoduplication Service, University of the Philippines Library.
Chicago-viite (17. p.)Viratchakul, Jariya. The Economics of Irrigation Development in Thailand: A Case Study of the Chanasutr Irrigation System [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1977.
MLA-viite (9. p.)Viratchakul, Jariya. The Economics of Irrigation Development in Thailand: A Case Study of the Chanasutr Irrigation System [microform]. Photoduplication Service, University of the Philippines Library, 1977.
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