APA (7th ed.) Citation

Cohen, M. L., Berring, R. C., & Olson, K. C. (1989). How to find the law (9. ed.). West Publ.

Chicago Style (17th ed.) Citation

Cohen, Morris L., Robert C. Berring, and Kent C. Olson. How to Find the Law. 9. ed. St. Paul, Minn: West Publ, 1989.

MLA (9th ed.) Citation

Cohen, Morris L., et al. How to Find the Law. 9. ed. West Publ, 1989.