APA-Zitierstil (7. Ausg.)

Crawford, B. E. c. 2. J. (1988). St Magnus Cathedral and Orkney's twelfth century renaissance. Univ. Press.

Chicago-Zitierstil (17. Ausg.)

Crawford, Barbara E. ca. 20./21. Jh. St Magnus Cathedral and Orkney's Twelfth Century Renaissance. Aberdeen: Univ. Press, 1988.

MLA-Zitierstil (9. Ausg.)

Crawford, Barbara E. ca. 20./21. Jh. St Magnus Cathedral and Orkney's Twelfth Century Renaissance. Univ. Press, 1988.