Singh,R P. (2005). Sustainable Development of dryland agriculture in india. Scientific publishers (India).
シカゴスタイル引用形Singh,R P. Sustainable Development of Dryland Agriculture in India. Jodhpur: Scientific publishers (India), 2005.
MLA引用形式Singh,R P. Sustainable Development of Dryland Agriculture in India. Scientific publishers (India), 2005.
警告: この引用は必ずしも正確ではありません.