APA (7th ed.) Citation
Blood, R. O. (1969). Marriage (2d ed.). Free Press.
Chicago Style (17th ed.) Citation
Blood, Robert O. Marriage. 2d ed. New York: Free Press, 1969.
MLA (9th ed.) Citation
Blood, Robert O. Marriage. 2d ed. Free Press, 1969.
Warning: These citations may not always be 100% accurate.