MLA

Erdoes, Richard, 1912-2008. Bandelier Medium. Box 73 | Anasazi Ruins, New Mexico. 1975-1992, undated. https://collections.library.yale.edu/catalog/2096714.

APA, 6th edition

Erdoes, Richard, 1912-2008. (["Box 73 | Anasazi Ruins, New Mexico"])(1975-1992, undated)[Bandelier Medium]. https://collections.library.yale.edu/catalog/2096714.