APA ציטוט

R.R. Bowker Company. (1987). Books in print. .R.R. Bowker Co.

Chicago Style (17th ed.) Citation

R.R. Bowker Company. Books in Print. New Jersey: .R.R. Bowker Co, 1987.

ציטוט MLA

R.R. Bowker Company. Books in Print. .R.R. Bowker Co, 1987.