APA استشهاد

Ehrlich, E. (2002). Fundamental principles of the sociology of law. Transaction Publishers.

استشهاد بنمط شيكاغو

Ehrlich, Eugen. Fundamental Principles of the Sociology of Law. New Brunswick: Transaction Publishers, 2002.

MLA استشهاد

Ehrlich, Eugen. Fundamental Principles of the Sociology of Law. Transaction Publishers, 2002.