APA (7th ed.) Zitazioa

AXINN, G. H. (1972). Modernizing world agriculture: A comparative study of agricultural extension education systems. Oxford and IBH Puh..

Chicago Style (17th ed.) Zitazioa

AXINN, George H. Modernizing World Agriculture: A Comparative Study of Agricultural Extension Education Systems. New Delhi: Oxford and IBH Puh., 1972.

MLA (9th ed.) Zitazioa

AXINN, George H. Modernizing World Agriculture: A Comparative Study of Agricultural Extension Education Systems. Oxford and IBH Puh., 1972.