APA引用形式

Nanwall, R. K., & Pawan Kumar. (2016). Text book of farming systems. Agri-Biovet.

シカゴスタイル引用形

Nanwall, R K., , Pawan Kumar. Text Book of Farming Systems. New Delhi: Agri-Biovet, 2016.

MLA引用形式

Nanwall, R K., , Pawan Kumar. Text Book of Farming Systems. Agri-Biovet, 2016.