"An image a day" travel sketchbook
MLA
Willems, Mo, 1968-. "An image a day" travel sketchbook. Box 7. 1990. https://collections.library.yale.edu/catalog/16865775.
APA, 6th edition
Willems, Mo, 1968-. (["Box 7"])(1990)["An image a day" travel sketchbook]. https://collections.library.yale.edu/catalog/16865775.