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

APA Citation Edition Citation

Topping, P. (1981). The prehistoric field systems of College Valley: North Northumberland.

Chicago Citation Edition Citation

Topping, P. The Prehistoric Field Systems of College Valley: North Northumberland. 1981.

MLA Citation Edition Citation

Topping, P. The Prehistoric Field Systems of College Valley: North Northumberland. 1981.