Παραπομπή σε μορφή APA (7η εκδ.)

Law, W. (1977). A serious call to a devout and holy life. Baker Book House.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Law, William. A Serious Call to a Devout and Holy Life. Grand Rapids: Baker Book House, 1977.

Παραπομπή σε μορφή MLA (9th εκδ.)

Law, William. A Serious Call to a Devout and Holy Life. Baker Book House, 1977.