Citazione APA

Navarra, J. G., Zafforoni, J., & Garone, J. E. (1973). Life in the environment: The biological sciences. Harper & Row.

Stile di citazione Chicago

Navarra, John Gabriel, Joseph Zafforoni, e John Edward Garone. Life in the Environment: The Biological Sciences. New York: Harper & Row, 1973.

Citazione MLA

Navarra, John Gabriel, et al. Life in the Environment: The Biological Sciences. Harper & Row, 1973.