Cite

"Sky Dusk"

MLA

Erdoes, Richard, 1912-2008. "Sky Dusk". Box 86. 1973-1988, undated. https://collections.library.yale.edu/catalog/2106166.

APA, 6th edition

Erdoes, Richard, 1912-2008. (["Box 86"])(1973-1988, undated)["Sky Dusk"]. https://collections.library.yale.edu/catalog/2106166.