Ramakrishnan, P. S. (1993). Shifting agriculture and sustainable development: An inerdisciplinary study from North- Eastern India.
シカゴスタイル引用形Ramakrishnan, P S. Shifting Agriculture and Sustainable Development: An Inerdisciplinary Study from North- Eastern India. New Delhi, OUP, 1993.
MLA引用形式Ramakrishnan, P S. Shifting Agriculture and Sustainable Development: An Inerdisciplinary Study from North- Eastern India. 1993.
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