Thrupp, L. A. (1998). Cultivating diversity: Agrobiodiversity and food security. World Resources Institute.
Citazione stile Chigago Style (17a edizione)Thrupp, Lori Ann. Cultivating Diversity: Agrobiodiversity and Food Security. Washington, DC: World Resources Institute, 1998.
Citatione MLA (9a ed.)Thrupp, Lori Ann. Cultivating Diversity: Agrobiodiversity and Food Security. World Resources Institute, 1998.