APA (7th ed.) Citation

Benjamin, M. A. (1946). Autographs: A key to collecting. R. R. Bowker Co.

Chicago Style (17th ed.) Citation

Benjamin, Mary A. Autographs: A Key to Collecting. New York: R. R. Bowker Co, 1946.

MLA (9th ed.) Citation

Benjamin, Mary A. Autographs: A Key to Collecting. R. R. Bowker Co, 1946.