Cite

Untitled [Yellow spiral-bound "Aquabee Globetrotter" sketchbook]

MLA

Steinberg, Saul, 1914-1999. Untitled [Yellow spiral-bound "Aquabee Globetrotter" sketchbook]. Box 365, folder 4877. undated. https://collections.library.yale.edu/catalog/2016855.

APA, 6th edition

Steinberg, Saul, 1914-1999. (["Box 365, folder 4877"])(undated)[Untitled [Yellow spiral-bound "Aquabee Globetrotter" sketchbook]]. https://collections.library.yale.edu/catalog/2016855.