APA (7th ed.) Zitazioa

Lekhi, R. K., & Singh, J. (2004). Agricultural economics. Kalyani Publishers.

Chicago Style (17th ed.) Zitazioa

Lekhi, R. K., eta Joginder Singh. Agricultural Economics. New Delhi: Kalyani Publishers, 2004.

MLA (9th ed.) Zitazioa

Lekhi, R. K., eta Joginder Singh. Agricultural Economics. Kalyani Publishers, 2004.