Cite

"SW Post Cards"

MLA

Erdoes, Richard, 1912-2008. "SW Post Cards". Box 65. 1952-1999. https://collections.library.yale.edu/catalog/2090887.

APA, 6th edition

Erdoes, Richard, 1912-2008. (["Box 65"])(1952-1999)["SW Post Cards"]. https://collections.library.yale.edu/catalog/2090887.