Cite

"Charles Roger Boys"

MLA

Erdoes, Richard, 1912-2008. "Charles Roger Boys". Box 46. 1975, undated. https://collections.library.yale.edu/catalog/2078063.

APA, 6th edition

Erdoes, Richard, 1912-2008. (["Box 46"])(1975, undated)["Charles Roger Boys"]. https://collections.library.yale.edu/catalog/2078063.