Cite

"Snails, Seashells"

MLA

Erdoes, Richard, 1912-2008. "Snails, Seashells". Box 80. undated. https://collections.library.yale.edu/catalog/2101892.

APA, 6th edition

Erdoes, Richard, 1912-2008. (["Box 80"])(undated)["Snails, Seashells"]. https://collections.library.yale.edu/catalog/2101892.