TY  - BOOK
AU  - Ritchie, Calin
TI  - Operating Systems: incorporating unix and ms-dos
SN  - 8170296420
U1  - 004.43 RIT 
PY  - 1995///
CY  - New Delhi
PB  - BPB Publication
KW  - Computer Science
KW  - Computer science, information & general works
N1  - Includes Index
ER  -