TY  - BOOK
AU  - Sehgal, R. L.
TI  - Computing & disk operating systems for librarians
SN  - 8170001692
U1  - 005.43 
PY  - 1994///
CY  - New Delhi
PB  - Ess Ess Publications
KW  - Computers -- Operating Systems
KW  - Operating Systems (Computers)
ER  -