(1974). The Bowker annual of library and book trade information. R.R.Bowker.
Chicago Edition CitationThe Bowker Annual of Library and Book Trade Information. New York: R.R.Bowker, 1974.
Cita MLAThe Bowker Annual of Library and Book Trade Information. R.R.Bowker, 1974.
Atenció: Aquestes cites poden no estar 100% correctes.