APA (7th ed.) Citation

Johnson, N., Szaro, R. C., & Sexton, W. T. (1999). Ecological stewardship: A common reference for ecosystem management. Elsevier Science.

Chicago Style (17th ed.) Citation

Johnson, Nels, Robert C. Szaro, and W. T. Sexton. Ecological Stewardship: A Common Reference for Ecosystem Management. Oxford: Elsevier Science, 1999.

MLA (9th ed.) Citation

Johnson, Nels, et al. Ecological Stewardship: A Common Reference for Ecosystem Management. Elsevier Science, 1999.