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

APA Citation Edition Citation

Colin, R. (1992). Doorways into another world: The Orkney-Cromarty chambered tombs. Edinburgh University Press.

Chicago Citation Edition Citation

Colin, Richards. Doorways into Another World: The Orkney-Cromarty Chambered Tombs. Edinburgh: Edinburgh University Press, 1992.

MLA Citation Edition Citation

Colin, Richards. Doorways into Another World: The Orkney-Cromarty Chambered Tombs. Edinburgh University Press, 1992.