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

APA Citation Edition Citation

Marwick, H. (1968). Ancient monuments in Orkney (5th impr.). Her Majesty's Stationery Office.

Chicago Citation Edition Citation

Marwick, Hugh. Ancient Monuments in Orkney. 5th impr. Edinburgh: Her Majesty's Stationery Office, 1968.

MLA Citation Edition Citation

Marwick, Hugh. Ancient Monuments in Orkney. 5th impr. Her Majesty's Stationery Office, 1968.