Cite

Ex Libris, Robert Westcott Frelick, M.D.

MLA

Dorothy C. Hayden, Dorothy C. (Willimington). Ex Libris, Robert Westcott Frelick, M.D.. 20814. https://collections.library.yale.edu/catalog/16789548.

APA, 6th edition

Dorothy C. Hayden, Dorothy C. (Willimington). (20814)[Ex Libris, Robert Westcott Frelick, M.D.]. https://collections.library.yale.edu/catalog/16789548.