MLA

Erdoes, Richard, 1912-2008. Teenage Girls. Box 60 | Indian People, Powwows. 1967-1978, undated. https://collections.library.yale.edu/catalog/2087473.

APA, 6th edition

Erdoes, Richard, 1912-2008. (["Box 60 | Indian People, Powwows"])(1967-1978, undated)[Teenage Girls]. https://collections.library.yale.edu/catalog/2087473.