MLA

Gabo, Naum, 1890-1977. Meyer, Hannes. Box 17. 1939-1980. https://collections.library.yale.edu/catalog/2042183.

APA, 6th edition

Gabo, Naum, 1890-1977. (["Box 17"])(1939-1980)[Meyer, Hannes]. https://collections.library.yale.edu/catalog/2042183.