APA-referens (7:e uppl.)

Chopra, H. (1999). Library information technology in modern era: Libraries and librarians in new millenium. Commonwealth.

Chicago-referens (17:e uppl.)

Chopra, H.S. Library Information Technology in Modern Era: Libraries and Librarians in New Millenium. New Delhi: Commonwealth, 1999.

MLA-referens (9:e uppl.)

Chopra, H.S. Library Information Technology in Modern Era: Libraries and Librarians in New Millenium. Commonwealth, 1999.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.