[Prehistoric]
MLA
Erdoes, Richard, 1912-2008. [Prehistoric]. Box 53 | Prehistory; Mound Builders. 1980-1997, undated. https://collections.library.yale.edu/catalog/2082562.
APA, 6th edition
Erdoes, Richard, 1912-2008. (["Box 53 | Prehistory; Mound Builders"])(1980-1997, undated)[[Prehistoric]]. https://collections.library.yale.edu/catalog/2082562.