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

APA Zitierstil

Yoffee, N., & Cowgill, G. L. (1988). The collapse of ancient states and civilisations. Tucson-AZ: University of Arizona Press.

Chicago Zitierstil

Yoffee, Norman, and George L. Cowgill. The Collapse of Ancient States and Civilisations. Tucson-AZ: University of Arizona Press, 1988.

MLA Zitierstil

Yoffee, Norman, and George L. Cowgill. The Collapse of Ancient States and Civilisations. Tucson-AZ: University of Arizona Press, 1988.