W. J. Stewart McKay, M.D.
MLA
Ashton, C. W. J. Stewart McKay, M.D. 0AD. https://collections.library.yale.edu/catalog/16789670.
APA, 6th edition
Ashton, C. (0 C.E.). W. J. Stewart McKay, M.D. [Bookplates]. https://collections.library.yale.edu/catalog/16789670.