MLA

Erdoes, Richard, 1912-2008. Dupes. Box 62 | Ghost Dance, Sioux, Crows. 1974. https://collections.library.yale.edu/catalog/2088848.

APA, 6th edition

Erdoes, Richard, 1912-2008. (["Box 62 | Ghost Dance, Sioux, Crows"])(1974)[Dupes]. https://collections.library.yale.edu/catalog/2088848.