APA (7th ed.) Citation

Bradley, J., & Cowley, R. (2001). What if? 2: Eminent historians imagine what might have been : essays. Putnam.

Chicago Style (17th ed.) Citation

Bradley, James, and Robert Cowley. What If? 2: Eminent Historians Imagine What Might Have Been : Essays. New York: Putnam, 2001.

MLA (9th ed.) Citation

Bradley, James, and Robert Cowley. What If? 2: Eminent Historians Imagine What Might Have Been : Essays. Putnam, 2001.