MLA

Erdoes, Richard, 1912-2008. Old Women. Box 60 | Indian People, Powwows. 1969-1991, undated. https://collections.library.yale.edu/catalog/2087588.

APA, 6th edition

Erdoes, Richard, 1912-2008. (["Box 60 | Indian People, Powwows"])(1969-1991, undated)[Old Women]. https://collections.library.yale.edu/catalog/2087588.