APA (7th ed.) Citation

Martin, R. P. (1973). Mark, evangelist and theologian. Academic Books.

Chicago Style (17th ed.) Citation

Martin, Ralph P. Mark, Evangelist and Theologian. Grand Rapids, Mich.: Academic Books, 1973.

MLA (9th ed.) Citation

Martin, Ralph P. Mark, Evangelist and Theologian. Academic Books, 1973.