Cita APA (7a ed.)

Wallace, M., & Gates, G. P. (1985). Close encounters. Berkley Books.

Cita Chicago Style (17a ed.)

Wallace, Mike, y Gary Paul Gates. Close Encounters. New York: Berkley Books, 1985.

Cita MLA (9a ed.)

Wallace, Mike, y Gary Paul Gates. Close Encounters. Berkley Books, 1985.