MLA

Palade, George E. Nerve Cells Rat Tongue. Yale University School of Medicine, 11AD. https://collections.library.yale.edu/catalog/15817951.

APA, 6th edition

Palade, G. E. (11 C.E.). Nerve Cells rat tongue [Transmission electron micrograph]. Yale University School of Medicine. https://collections.library.yale.edu/catalog/15817951.