APA (7th ed.) Zitazioa
(1989). Information handling in libraries in 21st century.
Chicago Style (17th ed.) Zitazioa
Information Handling in Libraries in 21st Century. New Delhi, 1989.
MLA (9th ed.) Zitazioa
Information Handling in Libraries in 21st Century. 1989.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.