Ghildyal, B. P., & Gupta, R. P. (2002). Soil structure: Problems and management (Nil.). ICAR.
シカゴスタイル引用形Ghildyal, B P., , R P. Gupta. Soil Structure: Problems and Management. Nil. New Delhi: ICAR, 2002.
MLA引用形式Ghildyal, B P., , R P. Gupta. Soil Structure: Problems and Management. Nil. ICAR, 2002.
警告: この引用は必ずしも正確ではありません.