Thrupp, L. A. (1998). Cultivating diversity: Agrobiodiversity and food security. World Resources Institute.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিThrupp, Lori Ann. Cultivating Diversity: Agrobiodiversity and Food Security. Washington, DC: World Resources Institute, 1998.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিThrupp, Lori Ann. Cultivating Diversity: Agrobiodiversity and Food Security. World Resources Institute, 1998.