APA (7e ed.) Bronvermelding
Keller, . P. (1974). A shepherd look at the good shepherd and his sheep. Zondervan.
Chicago (17e ed.) Bronvermelding
Keller, Phillip. A Shepherd Look at the Good Shepherd and His Sheep. Michigan: Zondervan, 1974.
MLA (9e ed.) Bronvermelding
Keller, Phillip. A Shepherd Look at the Good Shepherd and His Sheep. Zondervan, 1974.
Let op: Deze citaties zijn niet altijd 100% accuraat.