Mächtle, B., & Eitel, B. (2011). Holocene environmental changes in southern Peru and their impact on pre-Columbian civilizations. 22nd International Colloquium on Latin American Earth Sciences, LAK 2011.
Chicago Style (17th ed.) CitationMächtle, Bertil, and Bernhard Eitel. "Holocene Environmental Changes in Southern Peru and Their Impact on Pre-Columbian Civilizations." 22nd International Colloquium on Latin American Earth Sciences, LAK 2011 2011.
MLA (9th ed.) CitationMächtle, Bertil, and Bernhard Eitel. "Holocene Environmental Changes in Southern Peru and Their Impact on Pre-Columbian Civilizations." 22nd International Colloquium on Latin American Earth Sciences, LAK 2011, 2011.
Warning: These citations may not always be 100% accurate.