Pimental, D., Westra, L., & Noss, R. F. (2001). Ecological integrity: Integrating environment, conservation, and health. Island Press.
Chicago-viite (17. p.)Pimental, David, Laura Westra, ja Reed F. Noss. Ecological Integrity: Integrating Environment, Conservation, and Health. Washington, D.C.: Island Press, 2001.
MLA-viite (8. p.)Pimental, David, et al. Ecological Integrity: Integrating Environment, Conservation, and Health. Island Press, 2001.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.