Sumithran, P. V. R., & Sundaresan, P. K. G. (2011). An evaluation of the working of rubber producers' societies in Kerala (Ph.D.).
シカゴスタイル引用形Sumithran, P V; Researcher, , P K; Guide Sundaresan. An Evaluation of the Working of Rubber Producers' Societies in Kerala. Ph.D. Kottayam, Mahatma Gandhi University, 2011.
MLA引用形式Sumithran, P V; Researcher, , P K; Guide Sundaresan. An Evaluation of the Working of Rubber Producers' Societies in Kerala. Ph.D. 2011.
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