Cite

Unsorted

MLA

Perlin, Bernard, 1918-2014. Unsorted. Box 9. undated. https://collections.library.yale.edu/catalog/10269482.

APA, 6th edition

Perlin, Bernard, 1918-2014. (["Box 9"])(undated)[Unsorted]. https://collections.library.yale.edu/catalog/10269482.