Technical Meeting on Agricultural Extension Turrialba, Costa Rica, Food and Agriculture Organization of the United Nations, & Inter-American Institute of Agricultural Sciences. (1949). Educational approaches to rural welfare: Papers submitted to the Technical Meeting on Agricultural Extension, Turrialba, Costa Rica, August 23 to September 2, 1949. Food and Agriculture Organization of the United Nations and Inter-American Institute of Agricultural Sciences.
Cita Chicago (17th ed.)Technical Meeting on Agricultural Extension Turrialba, Costa Rica, Food and Agriculture Organization of the United Nations, i Inter-American Institute of Agricultural Sciences. Educational Approaches to Rural Welfare: Papers Submitted to the Technical Meeting on Agricultural Extension, Turrialba, Costa Rica, August 23 to September 2, 1949. [Washington]: Food and Agriculture Organization of the United Nations and Inter-American Institute of Agricultural Sciences, 1949.
Cita MLA (8th ed.)Technical Meeting on Agricultural Extension Turrialba, Costa Rica, et al. Educational Approaches to Rural Welfare: Papers Submitted to the Technical Meeting on Agricultural Extension, Turrialba, Costa Rica, August 23 to September 2, 1949. Food and Agriculture Organization of the United Nations and Inter-American Institute of Agricultural Sciences, 1949.