Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.
APA Citation Edition CitationSpence, M. W., & Weigand, P. C. (1968). Some patterns of obsidian exploitation and trade in northern Mesoamerica. - Menasha, WI Manuskript.
Chicago Citation Edition CitationSpence, Michael W., und Phil C. Weigand. Some Patterns of Obsidian Exploitation and Trade in Northern Mesoamerica. - Menasha, WI Manuskript. 1968.
MLA Citation Edition CitationSpence, Michael W., und Phil C. Weigand. Some Patterns of Obsidian Exploitation and Trade in Northern Mesoamerica. - Menasha, WI Manuskript. 1968.
