Pringle, H. A. (1996). In search of ancient North America: An archaeological journey to forgotten cultures. New York: John Wiley & Sons.
Чикагска система за цитиранеPringle, Heather Anne. In Search of Ancient North America: An Archaeological Journey to Forgotten Cultures. New York: John Wiley & Sons, 1996.
MLA формат за цитиранеPringle, Heather Anne. In Search of Ancient North America: An Archaeological Journey to Forgotten Cultures. New York: John Wiley & Sons, 1996.
Внимание: Тези цитати може да не са 100% точни.