Shalini, A. C. System software / by A. C. Shalini. - - Chennai : Scitech Publications (India) , 2006. - 240 p. : ills. ; 25cm . includes bibliographical references and index ISBN: 9788183710299 Rs.275 Subjects--Topical Terms: SYSTEM SOFTWARECOMPUTER SOFTWARE Dewey Class. No.: 005.3 SHA/S