TY  - BOOK
AU  - KEYES,JESSICA
TI  - INFOTRENDS: THE COMPETITIVE USE OF INFORMATION / 
U1  - 658.4038 
PY  - 1993///
CY  - [S.N] : 
PB  - MC GRAW - HILL ، 
KW  - INFORMATION TECHNOLOGY
KW  - COMMUNICATION SYSTEMS
KW  - INFORMATION RESOURCES MANAGEMENET
ER  -