MLA

Palade, George E. Capillary Mouse Intestine Fenestrated Endothelium Hemoglobin in Lumen. Yale University School of Medicine, 2AD. https://collections.library.yale.edu/catalog/15817811.

APA, 6th edition

Palade, G. E. (2 C.E.). Capillary Mouse intestine fenestrated endothelium hemoglobin in lumen [Transmission electron micrograph]. Yale University School of Medicine. https://collections.library.yale.edu/catalog/15817811.