Sproul, R. C. 1939- If there is a God, why are there atheists? : a surprising look at the psychology of atheism / R. C. Sproul. - Minneapolis, Minnesota : Bethany Fellowship. 1978. - 166 pages ; 18 cm. ISBN: 9780871232380 LC Class. No.: BT1102 / .I384 1978 BT1102