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

APA Citation Edition Citation

Webster, A., & Newman, R. (2007). Earthworks, parchmarks and cropmarks: Results of Cumbria County Council's 2006 aerial photographic survey.

Chicago Citation Edition Citation

Webster, Arnold, und Richard Newman. Earthworks, Parchmarks and Cropmarks: Results of Cumbria County Council's 2006 Aerial Photographic Survey. 2007.

MLA Citation Edition Citation

Webster, Arnold, und Richard Newman. Earthworks, Parchmarks and Cropmarks: Results of Cumbria County Council's 2006 Aerial Photographic Survey. 2007.