APA (7th ed.) Zitazioa

Sperling, L., & Loevinsohn, M. (1996). Using Diversity: Enhancing and Maintaining Genetic Resources on Farm. International Development Research Centre.

Chicago Style (17th ed.) Zitazioa

Sperling, Louise, eta Michael Loevinsohn. Using Diversity: Enhancing and Maintaining Genetic Resources on Farm. New Delhi: International Development Research Centre, 1996.

MLA (9th ed.) Zitazioa

Sperling, Louise, eta Michael Loevinsohn. Using Diversity: Enhancing and Maintaining Genetic Resources on Farm. International Development Research Centre, 1996.