Ashok K Singh. (2010). Extension strategies for agriculture and rural development (1.). Mittal Publications.
シカゴスタイル引用形Ashok K Singh. Extension Strategies for Agriculture and Rural Development. 1. Mittal Publications, 2010.
MLA引用形式Ashok K Singh. Extension Strategies for Agriculture and Rural Development. 1. Mittal Publications, 2010.
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