TY  - BOOK
AU  - Heldman,Robert K.
TI  - Telecommunications management planning: ISDN networks, products, and services 
SN  - 0830628649 :
AV  - HD30.335 .H45 1987
U1  - 658.4/038�19 
PY  - 1987///
CY  - Blue Ridge Summit, PA
PB  - TAB Professional and Reference Books
KW  - Management
KW  - Communication systems
KW  - Planning
KW  - Business enterprises
KW  - Management information systems
KW  - Telecommunication systems
KW  - Telemarketing
ER  -