Gaya APA

Reitzel, J, D. (1990). Contemporary Business Law, principles and cases (Ed.4). Newyork: Mc Graw-Hill Publising Company.

Gaya MLA

Reitzel, J., David. "Contemporary Business Law, principles and cases". Ed.4 Newyork: Mc Graw-Hill Publising Company, 1990. Buku.