APA (7th ed.) Citation

Riddell, T., Shackelford, J. A., & Stamos, S. (1988). Economics: A tool for critically understanding society (5th ed.). Addison-Wesley.

Chicago Style (17th ed.) Citation

Riddell, Tom, Jean A. Shackelford, and Steve Stamos. Economics: A Tool for Critically Understanding Society. 5th ed. Reading, Mass: Addison-Wesley, 1988.

MLA (9th ed.) Citation

Riddell, Tom, et al. Economics: A Tool for Critically Understanding Society. 5th ed. Addison-Wesley, 1988.