O''Brien, J. A. 1. (1949). Truths men live by: A philosophy of religion and life. New York: The Macmillan Company.
Chicago Style CitationO''Brien, John A. 1893-1980. Truths Men Live By: A Philosophy of Religion and Life. New York: The Macmillan Company, 1949.
MLA CitationO''Brien, John A. 1893-1980. Truths Men Live By: A Philosophy of Religion and Life. New York: The Macmillan Company, 1949.
Warning: These citations may not always be 100% accurate.