Cita APA (7a ed.)

Clark, M. V. (1970). Medical reference works, 1679-1966: A selected bibliography. Supplement. Medical Library Association.

Cita Chicago Style (17a ed.)

Clark, Mary Virginia. Medical Reference Works, 1679-1966: A Selected Bibliography. Supplement. Chicago: Medical Library Association, 1970.

Cita MLA (9a ed.)

Clark, Mary Virginia. Medical Reference Works, 1679-1966: A Selected Bibliography. Supplement. Medical Library Association, 1970.