Pimental, D., Westra, L., & Noss, R. F. (2001). Ecological integrity: Integrating environment, conservation, and health. Island Press.
Chicago-referens (17:e uppl.)Pimental, David, Laura Westra, och Reed F. Noss. Ecological Integrity: Integrating Environment, Conservation, and Health. Washington, D.C.: Island Press, 2001.
MLA-referens (8:e uppl.)Pimental, David, et al. Ecological Integrity: Integrating Environment, Conservation, and Health. Island Press, 2001.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.