APA (7th ed.) Citation

Wyrick, T. L., & Arnold, R. A. (1989). Study guide to accompany economics. West Pub.

Chicago Style (17th ed.) Citation

Wyrick, Thomas L., and Roger A. Arnold. Study Guide to Accompany Economics. St. Paul, Minn: West Pub, 1989.

MLA (9th ed.) Citation

Wyrick, Thomas L., and Roger A. Arnold. Study Guide to Accompany Economics. West Pub, 1989.