TY  - BOOK
AU  - Lehtinen, Rick
AU  - Gangemi, G.T
AU  - Russell, Deborah
TI  - Computer security basics
SN  - 8184041586
U1  - 005.8 
PY  - 1991///
CY  - Mum
PB  - Shroff Publishers & Distributors pv
KW  - Computer Science
KW  - SOIL CONTENT ANALYSIS
UR  - https://opac.lib.ruh.ac.lk/cgi-bin/koha/opac-retrieve-file.pl?id=79e806abcccc01628b13cf1b7d5743be
ER  -