Cite

"S.D. Badlands, Extreme Long"

MLA

Erdoes, Richard, 1912-2008. "S.D. Badlands, Extreme Long". Box 86. 1972-1988, undated. https://collections.library.yale.edu/catalog/2106214.

APA, 6th edition

Erdoes, Richard, 1912-2008. (["Box 86"])(1972-1988, undated)["S.D. Badlands, Extreme Long"]. https://collections.library.yale.edu/catalog/2106214.