APA-Zitierstil (7. Ausg.)

Kerr, A. J. (1998). The principles of the law of contract (5. ed.). Butterworths.

Chicago-Zitierstil (17. Ausg.)

Kerr, Alastair J. The Principles of the Law of Contract. 5. ed. Durban: Butterworths, 1998.

MLA-Zitierstil (9. Ausg.)

Kerr, Alastair J. The Principles of the Law of Contract. 5. ed. Butterworths, 1998.