MLA

Erdoes, Richard, 1912-2008. Joe Thunderhawk John’s Friends. Box 74 | John Fire Lame Deer. undated. https://collections.library.yale.edu/catalog/2097964.

APA, 6th edition

Erdoes, Richard, 1912-2008. (["Box 74 | John Fire Lame Deer"])(undated)[Joe Thunderhawk John’s Friends]. https://collections.library.yale.edu/catalog/2097964.