Lutzer, Erwin W. The necessity of ethical absolutes / Erwin W. Lutzer with a response by Mark M. Hanna. - Grand Rapids, Mich. : Zondervan, c1981. - 110 p. ; 21 cm. - Christian free university curriculum . Bibliography: p. 107-110. ISBN: 0310357918 LCCN: 81016099 Subjects--Topical Terms: Ethical relativism.Ethics.Christian ethics. LC Class. No.: BJ37 / .L74 Dewey Class. No.: 170/.42