Cite

Niven, Thornton MacNess photograph

MLA

Wilder, Amos Niven, 1895-1993. Niven, Thornton MacNess photograph. Box 172, folder 2383. undated. https://collections.library.yale.edu/catalog/2040503.

APA, 6th edition

Wilder, Amos Niven, 1895-1993. (["Box 172, folder 2383"])(undated)[Niven, Thornton MacNess photograph]. https://collections.library.yale.edu/catalog/2040503.