APA aipamena

(1999). Books in print 1998-99: Title L- Q. R.R.Bowker.

Chicago Style aipamena

Books in Print 1998-99: Title L- Q. New Jersey: R.R.Bowker, 1999.

MLA aipamena

Books in Print 1998-99: Title L- Q. R.R.Bowker, 1999.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.