Cite

"Black Hills Fall"

MLA

Erdoes, Richard, 1912-2008. "Black Hills Fall". Box 86. 1962-1986, undated. https://collections.library.yale.edu/catalog/2106609.

APA, 6th edition

Erdoes, Richard, 1912-2008. (["Box 86"])(1962-1986, undated)["Black Hills Fall"]. https://collections.library.yale.edu/catalog/2106609.