APA (7e ed.) Bronvermelding
(1964). Called of God: From Islam to Christ. Fellowship of Faith for the Moslems.
Chicago (17e ed.) Bronvermelding
Called of God: From Islam to Christ. Great Britain: Fellowship of Faith for the Moslems, 1964.
MLA (9e ed.) Bronvermelding
Called of God: From Islam to Christ. Fellowship of Faith for the Moslems, 1964.
Let op: Deze citaties zijn niet altijd 100% accuraat.