MLA

Erdoes, Richard, 1912-2008. Quillwork. Box 59 | Plains Art II, 19th Century Paintings. 1973-1983, undated. https://collections.library.yale.edu/catalog/2087084.

APA, 6th edition

Erdoes, Richard, 1912-2008. (["Box 59 | Plains Art II, 19th Century Paintings"])(1973-1983, undated)[Quillwork]. https://collections.library.yale.edu/catalog/2087084.