Extension, Education and Communication Service, Research, Extension and Training Division, Sustainable Development Department, & Rivera, W. M. (2003). Agricultural extension, rural development and the food security challenge.
Chicago Style (17. basım) AtıfExtension, Education and Communication Service, Extension and Training Division Research, Sustainable Development Department, ve William McLeod Rivera. Agricultural Extension, Rural Development and the Food Security Challenge. 2003.
MLA (9th ed.) AtıfExtension, Education and Communication Service, et al. Agricultural Extension, Rural Development and the Food Security Challenge. 2003.
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