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スタイル(17版)引用形式Extension, Education and Communication Service, Extension and Training Division Research, Sustainable Development Department, , William McLeod Rivera. Agricultural Extension, Rural Development and the Food Security Challenge. 2003.
MLA(9版)引用形式Extension, Education and Communication Service, et al. Agricultural Extension, Rural Development and the Food Security Challenge. 2003.
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