Cita APA (7a ed.)

Klehr, H., Haynes, J. E., & Firsov, F. I. (1995). The secret world of American communism. Yale University Press.

Cita Chicago Style (17a ed.)

Klehr, Harvey, John Earl Haynes, y F. I. Firsov. The Secret World of American Communism. New Haven [etc.]: Yale University Press, 1995.

Cita MLA (9a ed.)

Klehr, Harvey, et al. The Secret World of American Communism. Yale University Press, 1995.