APA (7th ed.) Zitazioa

Gabor, B. K. (1997). Onion diseases: A practical guide for seedsmen, growers and agricultural advisors. Seminis Vegetable Seeds.

Chicago Style (17th ed.) Zitazioa

Gabor, Brad K. Onion Diseases: A Practical Guide for Seedsmen, Growers and Agricultural Advisors. Saticoy: Seminis Vegetable Seeds, 1997.

MLA (9th ed.) Zitazioa

Gabor, Brad K. Onion Diseases: A Practical Guide for Seedsmen, Growers and Agricultural Advisors. Seminis Vegetable Seeds, 1997.