Cite

Ex Libris, Grover F. Powers, M.D.

MLA

Powers, Grover F., and M. D. Ex Libris, Grover F. Powers, M.D. 0AD. https://collections.library.yale.edu/catalog/16788779.

APA, 6th edition

Powers, G. F., & M. D. (0 C.E.). Ex Libris, Grover F. Powers, M.D. [Bookplates]. https://collections.library.yale.edu/catalog/16788779.