APA (7e ed.) Bronvermelding

Warren, S. S. (1992). Cities in the sand: The ancient civilizations of the Southwest. Chronicle Books.

Chicago (17e ed.) Bronvermelding

Warren, Scott S. Cities in the Sand: The Ancient Civilizations of the Southwest. San Francisco: Chronicle Books, 1992.

MLA (9e ed.) Bronvermelding

Warren, Scott S. Cities in the Sand: The Ancient Civilizations of the Southwest. Chronicle Books, 1992.