Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.

APA Citation Edition Citation

Crawford, B. E. (1990). Excavations at the Biggings, Papa Stour, Shetland.

Chicago Citation Edition Citation

Crawford, Barbara E. Excavations at the Biggings, Papa Stour, Shetland. 1990.

MLA Citation Edition Citation

Crawford, Barbara E. Excavations at the Biggings, Papa Stour, Shetland. 1990.