Cite

2: Name and address cards - Persons interested in eugenics

MLA

Huntington, Ellsworth, 1876-1947. 2: Name and address cards - Persons interested in eugenics. Box 13, folder 2. undated. https://collections.library.yale.edu/catalog/32506738.

APA, 6th edition

Huntington, Ellsworth, 1876-1947. (["Box 13, folder 2"])(undated)[2: Name and address cards - Persons interested in eugenics]. https://collections.library.yale.edu/catalog/32506738.