MLA

Erdoes, Richard, 1912-2008. "Indian-White Relations". Box 46. 1976, n.d,. https://collections.library.yale.edu/catalog/2077494.

APA, 6th edition

Erdoes, Richard, 1912-2008. (["Box 46"])(1976, n.d,)["Indian-White Relations"]. https://collections.library.yale.edu/catalog/2077494.