TY  - BOOK
AU  - Das,Sumitabha
TI  - UNIX: Concept and application 
SN  - 0070534756
U1  - 005.43 22
PY  - 2003/// [reprinted 2005]
CY  - New Delhi
PB  - Tata McGraw-Hill
KW  - UNIX (Computer file)
KW  - Operating systems (Computers)
N1  - Includes bibliographical references and index
ER  -