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

APA Zitierstil

Spence, M. W., & Weigand, P. C. (1968). Some patterns of obsidian exploitation and trade in northern Mesoamerica. - Menasha, WI Manuskript.

Chicago Zitierstil

Spence, Michael W., and Phil C. Weigand. Some Patterns of Obsidian Exploitation and Trade in Northern Mesoamerica. - Menasha, WI Manuskript. 1968.

MLA Zitierstil

Spence, Michael W., and Phil C. Weigand. Some Patterns of Obsidian Exploitation and Trade in Northern Mesoamerica. - Menasha, WI Manuskript. 1968.