Verma, Subash Chandra . National library and information system / Dr. Subash Chandra Verma. - Jaipur : Printwell publishers , 1985. - i-viii,172p. : ill. ; 22cm 1 CD . NULL ISBN: NULL (Pb) Subjects--Index Terms: INFORMATION SYSTEM Dewey Class. No.: 027.5 / VER/N