Diwa Kumari Singh. (1993). Technological change and agricultural development. Deep & Deep.
シカゴスタイル引用形Diwa Kumari Singh. Technological Change and Agricultural Development. New Delhi: Deep & Deep, 1993.
MLA引用形式Diwa Kumari Singh. Technological Change and Agricultural Development. Deep & Deep, 1993.
警告: この引用は必ずしも正確ではありません.