Earthscan, Kirkby, J., O'Keefe, P., & Timberlake, L. (1995). The Earthscan reader in sustainable development. Earthscan Publications.
Цитирование в стиле Чикаго (17-е изд.)Earthscan, John Kirkby, Philip O'Keefe, и Lloyd Timberlake. The Earthscan Reader in Sustainable Development. London: Earthscan Publications, 1995.
Цитирование MLA (9-е изд.)Earthscan, et al. The Earthscan Reader in Sustainable Development. Earthscan Publications, 1995.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.