MLA

Malinowski, Bronislaw, 1884-1942. Family Photographs. Box 33, folder 20 - 28. undated. https://collections.library.yale.edu/catalog/10009109.

APA, 6th edition

Malinowski, Bronislaw, 1884-1942. (["Box 33, folder 20 - 28"])(undated)[Family Photographs]. https://collections.library.yale.edu/catalog/10009109.