APA (7th ed.) Citation

Decker, R. E., & Schwegler, R. A. (1990). Decker's patterns of exposition 12 (12th ed.). HarperCollins.

Chicago Style (17th ed.) Citation

Decker, Randall E., and Robert A. Schwegler. Decker's Patterns of Exposition 12. 12th ed. New York: HarperCollins, 1990.

MLA (9th ed.) Citation

Decker, Randall E., and Robert A. Schwegler. Decker's Patterns of Exposition 12. 12th ed. HarperCollins, 1990.