MLA

Erdoes, Richard, 1912-2008. "Feather work, Tipi Linings". Box 60. 1992, undated. https://collections.library.yale.edu/catalog/2087243.

APA, 6th edition

Erdoes, Richard, 1912-2008. (["Box 60"])(1992, undated)["Feather work, Tipi Linings"]. https://collections.library.yale.edu/catalog/2087243.