APA (7th ed.) Zitazioa

Sharma, B. (1991). Applied agricultural geography. Rawat.

Chicago Style (17th ed.) Zitazioa

Sharma, B.L. Applied Agricultural Geography. Jaipur: Rawat, 1991.

MLA (9th ed.) Zitazioa

Sharma, B.L. Applied Agricultural Geography. Rawat, 1991.