TY  - BOOK
T1  - Elements of information of systems
T2  - AAt. Study text
A2  - BPP,
LA  - English
PP  - London
PB  - BPP
YR  - 1990
ED  - 1st edition
UL  - https://colectivo.uloyola.es/Record/L19483
OP  - 463
NO  - Papers 6
SN  - 0862773474
KW  - Sistemas de información
ER  -