Sumit Roy. (1990). Agriculture and technology in developing countries: India and Nigeria. Sage Publications.
シカゴスタイル引用形Sumit Roy. Agriculture and Technology in Developing Countries: India and Nigeria. New Delhi: Sage Publications, 1990.
MLA引用形式Sumit Roy. Agriculture and Technology in Developing Countries: India and Nigeria. Sage Publications, 1990.
警告: この引用は必ずしも正確ではありません.