APA Edition Citation

Butter, D., Penniman, H. R., & Ranney, A. (1981). Democracy at the polls: A comparative study of competitive national elections.

Chicago Edition Citation

Butter, David, Howard R. Penniman, and Austin Ranney. Democracy at the Polls: A Comparative Study of Competitive National Elections. Washington, American enterprise institute for public policy research, 1981.

MLA Edition Citation

Butter, David, et al. Democracy at the Polls: A Comparative Study of Competitive National Elections. 1981.