Thrupp, L. A. (1998). Cultivating diversity: Agrobiodiversity and food security. World Resources Institute.
Cytowanie według stylu Chicago (wyd. 17)Thrupp, Lori Ann. Cultivating Diversity: Agrobiodiversity and Food Security. Washington, DC: World Resources Institute, 1998.
Cytowanie według stylu MLA (wyd. 9)Thrupp, Lori Ann. Cultivating Diversity: Agrobiodiversity and Food Security. World Resources Institute, 1998.