"Hunters, Trappers"
MLA
Erdoes, Richard, 1912-2008. "Hunters, Trappers". Box 77. 1970-1980, undated. https://collections.library.yale.edu/catalog/2099678.
APA, 6th edition
Erdoes, Richard, 1912-2008. (["Box 77"])(1970-1980, undated)["Hunters, Trappers"]. https://collections.library.yale.edu/catalog/2099678.