APA (7th ed.) Citation

R.R. Bowker Company. Department of Bibliography & R.R. Bowker Company. Publications Systems Department. (1980). Biographical books, 1950-1980: Vocation index : name/subject index : author index : title index : biographical books in print index. R. R. Bowker.

Chicago Style (17th ed.) Citation

R.R. Bowker Company. Department of Bibliography and R.R. Bowker Company. Publications Systems Department. Biographical Books, 1950-1980: Vocation Index : Name/subject Index : Author Index : Title Index : Biographical Books in Print Index. New York: R. R. Bowker, 1980.

MLA (9th ed.) Citation

R.R. Bowker Company. Department of Bibliography and R.R. Bowker Company. Publications Systems Department. Biographical Books, 1950-1980: Vocation Index : Name/subject Index : Author Index : Title Index : Biographical Books in Print Index. R. R. Bowker, 1980.