TY  - BOOK
AU  - Holcombe, Jane
TI  - Survey of Operating Systems 
SN  - 0072225114
U1  - 005.43 
PY  - 2003///
CY  - New York : 
PB  - McGraw-Hill/Osborne, 
KW  - Operating Systems Computers
N1  - NY
UR  - https://eaklibrary.neduet.edu.pk:8443/catalog/bk/books/toc/0-07-222511-4.pdf
ER  -