Das, Sumitabha UNIX: concepts and applications- includes systems programming and Linux / by Sumitabha Das - 3rd ed. - New Delhi : Tata McGraw-Hill, 2003. New Delhi : Tata McGraw-Hill, 2004. ISBN: 0070534756 0070534756 Rs. 260.00 Subjects--Index Terms: Computer Programming Programs Unix Dewey Class. No.: 005.432