APA (7th ed.) Citation

R.R. Bowker Company. (1957). Subject guide to books in print. R. R. Bowker Co.

Chicago Style (17th ed.) Citation

R.R. Bowker Company. Subject Guide to Books in Print. New York: R. R. Bowker Co, 1957.

MLA (9th ed.) Citation

R.R. Bowker Company. Subject Guide to Books in Print. R. R. Bowker Co, 1957.