Παραπομπή APA

Layzer, J. A. (2012). The environmental case (3rd ed.). CQ Press.

Παραπομπή Chicago Style

Layzer, Judith A. The Environmental Case. 3rd ed. Washington, D.C.: CQ Press, 2012.

Παραπομπή MLA

Layzer, Judith A. The Environmental Case. 3rd ed. CQ Press, 2012.