หนังสือที่แต่งโดย Clark, G. C 3 Results

No.TitlePublished
1Summary Subject Report of Governmet of Thailand Reports on Technical Cooperation in the Fields of Agricultural Extension, Agricultural Education and Agricultural Research1969
2Close and Continuous Liaison between the Experimental Station and Pilot Demonstration Projects and Extension Services of the Countries Concerned, from Seminar on Agricultural Experimentation and Demonstration on Irrigated Land in the Lower Mekong Basin1966
3Out-of-School Rural Youth Programs in the Asia and the Far East Region, from First Young World Food and Development Seminar for Asia and the Far East1966