Conference on Conservation and Development: Implementing the World Conservation Strategy, World Congress of Ecology, International Union for Conservation of Nature and Natural Resources, & Berkes, F. (1989). Common property resources: Ecology and community-based sustainable development. Belhaven Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Conference on Conservation and Development: Implementing the World Conservation Strategy, World Congress of Ecology, International Union for Conservation of Nature and Natural Resources, و Fikret Berkes. Common Property Resources: Ecology and Community-based Sustainable Development. London ; New York: Belhaven Press, 1989.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Conference on Conservation and Development: Implementing the World Conservation Strategy, et al. Common Property Resources: Ecology and Community-based Sustainable Development. Belhaven Press, 1989.