MLA

Amichai, Yehuda, 1924-2000. Others. Box 49, folder 1575. 1967-1997, n.d.. https://collections.library.yale.edu/catalog/16637400.

APA, 6th edition

Amichai, Yehuda, 1924-2000. (["Box 49, folder 1575"])(1967-1997, n.d.)[Others]. https://collections.library.yale.edu/catalog/16637400.