Cite

Trask, Willard R. (Willard Ropes)

MLA

Wolff, Helen, 1906-1994. Trask, Willard R. (Willard Ropes). Box 42, folder 1323-1326. 1964-78, n.d.. https://collections.library.yale.edu/catalog/17269617.

APA, 6th edition

Wolff, Helen, 1906-1994. (["Box 42, folder 1323-1326"])(1964-78, n.d.)[Trask, Willard R. (Willard Ropes)]. https://collections.library.yale.edu/catalog/17269617.