APA (7th ed.) Citation

Boyes, W. J., & Melvin, M. (1991). Economics. Houghton Mifflin.

Chicago Style (17th ed.) Citation

Boyes, William J., and Michael Melvin. Economics. Boston: Houghton Mifflin, 1991.

MLA (8th ed.) Citation

Boyes, William J., and Michael Melvin. Economics. Houghton Mifflin, 1991.