MLA

Erdoes, Richard, 1912-2008. Canyon de Chelly, Spider Rock. Box 69 | Navajo Landscape. 1977. https://collections.library.yale.edu/catalog/2094092.

APA, 6th edition

Erdoes, Richard, 1912-2008. (["Box 69 | Navajo Landscape"])(1977)[Canyon de Chelly, Spider Rock]. https://collections.library.yale.edu/catalog/2094092.