O'Malley, W. J. (1976). A book about praying. Paulist Press.
Chicago Style (17th ed.) CitationO'Malley, William J. A Book About Praying. New York: Paulist Press, 1976.
MLA (8th ed.) CitationO'Malley, William J. A Book About Praying. Paulist Press, 1976.
Warning: These citations may not always be 100% accurate.