"An image a day, volume III" travel sketchbook
MLA
Willems, Mo, 1968-. "An image a day, volume III" travel sketchbook. Box 7. 1991. https://collections.library.yale.edu/catalog/16865776.
APA, 6th edition
Willems, Mo, 1968-. (["Box 7"])(1991)["An image a day, volume III" travel sketchbook]. https://collections.library.yale.edu/catalog/16865776.