Citazione APA

Miller, G. L. A., & Ricklefs, R. E. A. (2000). Ecology (4th ed.).

Stile di citazione Chicago

Miller, Gary L; Author, e Robert E; Author Ricklefs. Ecology. 4th ed. New York, W H Freeman and Company, 2000.

Citazione MLA

Miller, Gary L; Author, e Robert E; Author Ricklefs. Ecology. 4th ed. 2000.