MLA

Erdoes, Richard, 1912-2008. "Akwesasne". Box 48. 1975, undated. https://collections.library.yale.edu/catalog/2079044.

APA, 6th edition

Erdoes, Richard, 1912-2008. (["Box 48"])(1975, undated)["Akwesasne"]. https://collections.library.yale.edu/catalog/2079044.