MLA

Darling, Lois, and Louis Darling. [Image of Cell and Components]. 0AD. https://collections.library.yale.edu/catalog/2038036.

APA, 6th edition

Darling, L., & Darling, L. (0 C.E.). [Image of cell and components] [Drawings, Illustrations, Prints (Visual works)]. https://collections.library.yale.edu/catalog/2038036.