Sperling, L., & Loevinsohn, M. (1996). Using Diversity: Enhancing and Maintaining Genetic Resources on Farm. International Development Research Centre.
Цитирование в стиле Чикаго (17-е изд.)Sperling, Louise, и Michael Loevinsohn. Using Diversity: Enhancing and Maintaining Genetic Resources on Farm. New Delhi: International Development Research Centre, 1996.
Цитирование MLA (9-е изд.)Sperling, Louise, и Michael Loevinsohn. Using Diversity: Enhancing and Maintaining Genetic Resources on Farm. International Development Research Centre, 1996.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.