APA aipamena

Sain,Inder. (1987). Transformation of Punjab agriculture. B R.

Chicago Style aipamena

Sain,Inder. Transformation of Punjab Agriculture. Delhi: B R, 1987.

MLA aipamena

Sain,Inder. Transformation of Punjab Agriculture. B R, 1987.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.