MLA

Erdoes, Richard, 1912-2008. "Stone Artifacts". Box 54. 1979-1992, undated. https://collections.library.yale.edu/catalog/2082923.

APA, 6th edition

Erdoes, Richard, 1912-2008. (["Box 54"])(1979-1992, undated)["Stone Artifacts"]. https://collections.library.yale.edu/catalog/2082923.