APA (7th ed.) Citation

Neill, S. (1986). A history of Christian missions. Penguin Books.

Chicago Style (17th ed.) Citation

Neill, Stephen. A History of Christian Missions. Harmondsworth, Middlesex, England ; New York.: Penguin Books, 1986.

MLA (9th ed.) Citation

Neill, Stephen. A History of Christian Missions. Penguin Books, 1986.