APA (7th ed.) Citation

O'Malley, J. W., Schloesser, S., & Schultenover, D. G. (2007). Vatican II: Did anything happen? Continuum.

Chicago Style (17th ed.) Citation

O'Malley, John W., Stephen Schloesser, and David G. Schultenover. Vatican II: Did Anything Happen? New York: Continuum, 2007.

MLA (8th ed.) Citation

O'Malley, John W., et al. Vatican II: Did Anything Happen? Continuum, 2007.