Rosen, Kenneth H.. Unix : the computer reference / Kenneth H. Rosen ... et al. . - New Delhi : Tata McGraw-Hill Publishing , 2000. - xlii,1302p. : ill.,fig.,tables ; 23cm . NULL ISBN: 0074637606 NULL Subjects--Index Terms: OPRATION SYSTEM (COMPUTER)-UNIX Dewey Class. No.: 005.432U / ROS/U