TY  - BOOK
AU  - Bhatt,Pramod Chandra P.
TI  - An introduction to operating systems: concepts and practice 
SN  - 8120323068
U1  - 005.43 
PY  - 2003///
CY  - New Delhi
PB  - Prentice Hall of India
N1  - includes bibliographical refrences and index
ER  -