APA Style

Walker, W. et al (1985). A history of the Christian church / by Williston Walker and Richard A. Norris, David W. Lotz, Robert T. Handy. (4th Edition). New York: Scribner.

MLA Style

Walker, Williston. et al. "A history of the Christian church / by Williston Walker and Richard A. Norris, David W. Lotz, Robert T. Handy.". 4th Edition New York: Scribner, 1985. Text.