Cite

Gila Cliffs 1990

MLA

Erdoes, Richard, 1912-2008. Gila Cliffs 1990. Box 48 | Anasazi Ruins, Arizona, Colorado, included: Tonto, Montezuma, Mesa Verde, Aztec. 1977-1990, undated. https://collections.library.yale.edu/catalog/2079320.

APA, 6th edition

Erdoes, Richard, 1912-2008. (["Box 48 | Anasazi Ruins, Arizona, Colorado, included: Tonto, Montezuma, Mesa Verde, Aztec"])(1977-1990, undated)[Gila Cliffs 1990]. https://collections.library.yale.edu/catalog/2079320.