APA (7th ed.) Citation

Magrath, C. P., Cornwell, E. E., & Goodman, J. S. (1969). The American democracy. Macmillan.

Chicago Style (17th ed.) Citation

Magrath, C. Peter, Elmer E. Cornwell, and Jay S. Goodman. The American Democracy. [New York]: Macmillan, 1969.

MLA (9th ed.) Citation

Magrath, C. Peter, et al. The American Democracy. Macmillan, 1969.