"Irish People"
MLA
Erdoes, Richard, 1912-2008. "Irish People". Box 76. 1983-1985, undated. https://collections.library.yale.edu/catalog/2098972.
APA, 6th edition
Erdoes, Richard, 1912-2008. (["Box 76"])(1983-1985, undated)["Irish People"]. https://collections.library.yale.edu/catalog/2098972.