APA (7th ed.) Citation

Vivion, M. J., & Morgan, S. L. (1995). Cicles of influence: A writer's rhetoric. Allyn and Bacon.

Chicago Style (17th ed.) Citation

Vivion, Michael J., and Sarah L. Morgan. Cicles of Influence: A Writer's Rhetoric. Boston [etc.]: Allyn and Bacon, 1995.

MLA (9th ed.) Citation

Vivion, Michael J., and Sarah L. Morgan. Cicles of Influence: A Writer's Rhetoric. Allyn and Bacon, 1995.