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

APA Citation Edition Citation

Crawford, O. G. S. (1928). Air survey and archaeology (2nd ed.). Ordnace Survey.

Chicago Citation Edition Citation

Crawford, Osbert Guy Stanhope. Air Survey and Archaeology. 2nd ed. Southampton: Ordnace Survey, 1928.

MLA Citation Edition Citation

Crawford, Osbert Guy Stanhope. Air Survey and Archaeology. 2nd ed. Ordnace Survey, 1928.