MLA

Jamieson, James D., et al. Cell Fractionation Guinea Pig Pancreas Membrane Fractions. Yale University School of Medicine, 2AD. https://collections.library.yale.edu/catalog/15817828.

APA, 6th edition

Jamieson, J. D., Meldolesi, J., & Palade, G. E. (2 C.E.). Cell Fractionation guinea pig pancreas membrane fractions [Transmission electron micrograph]. Yale University School of Medicine. https://collections.library.yale.edu/catalog/15817828.