Παραπομπή APA

Gardner, T. J. (1989). Criminal law: Principles and cases (4th ed.). West Publishing.

Παραπομπή Chicago Style

Gardner, Thomas J. Criminal Law: Principles and Cases. 4th ed. New York: West Publishing, 1989.

Παραπομπή MLA

Gardner, Thomas J. Criminal Law: Principles and Cases. 4th ed. West Publishing, 1989.