00669nac a22001811u 4500 100228t xxu||||| |||| 00| 0 eng d 2004274094 8121931649 005.43 22 CHO Chopra, Rajiv. 11925 Operating systems : Rajiv Chopra. A practical approach / New Delhi : S. chand, c.2009. 495 p. : ill. ; 24 cm. Includes index. Operating systems (Computers) 11926 BB 005.43 CHO ddc 13514 13514 0 0 ddc 0 0 Alahram MAIN MAIN LOW 2010-02-28 purchase 75.00 33 0 005.43 CHO 000019866 2025-07-15 00:00:00 BB