P. S Ramakrishnan. (1992). Shifting agriculture and sustainable development : an interdisciplinary study from north-eastern India: An interdisciplinary study from north-eastern India. Unesco.
Chicago Edition CitationP. S Ramakrishnan. Shifting Agriculture and Sustainable Development : An Interdisciplinary Study from North-eastern India: An Interdisciplinary Study from North-eastern India. DELHI: Unesco, 1992.
MLA Edition CitationP. S Ramakrishnan. Shifting Agriculture and Sustainable Development : An Interdisciplinary Study from North-eastern India: An Interdisciplinary Study from North-eastern India. Unesco, 1992.
Warning: These citations may not always be 100% accurate.