著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "Walker, T. S. and Singh, R. P. and Jodha, N. S. and International Crops Research Institute for the Semi-Arid Tropics",Dimensions of farm-level diversification in the semi-arid tropics of rural South India,,International Crops Research Institute for the Semi-Arid Tropics,1983,Economics program,,,,https://cir.nii.ac.jp/crid/1130282268729764736