MLA

Bryher, 1894-1983. Moore, Merrill. Box 38, folder 1385-1386. 1939-64. https://collections.library.yale.edu/catalog/17290833.

APA, 6th edition

Bryher, 1894-1983. (["Box 38, folder 1385-1386"])(1939-64)[Moore, Merrill]. https://collections.library.yale.edu/catalog/17290833.