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

APA Citation Edition Citation

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

Chicago Citation Edition Citation

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

MLA Citation Edition Citation

Yoffee, Norman, und George L. Cowgill. The Collapse of Ancient States and Civilisations. University of Arizona Press, 1988.