APA引文

Ghildyal, B. P., & Gupta, R. P. (2002). Soil structure: Problems and management (Nil.). ICAR.

Chicago Edition Citation

Ghildyal, B P., and R P. Gupta. Soil Structure: Problems and Management. Nil. New Delhi: ICAR, 2002.

MLA引文

Ghildyal, B P., and R P. Gupta. Soil Structure: Problems and Management. Nil. ICAR, 2002.

警告：这些引文格式不一定是100％准确.