TY  - BOOK
AU  - Mitchell,Bridger M.
AU  - Donyo,Tenzing
ED  - Research and Development Corporation, 
TI  - Utilization of the U.S telephone network
T2  - Rand
PY  - 1994///.
CY  - Santa Monica, California
PB  - Rand Corporation
KW  - Telephone
KW  - United States
KW  -  Communication and traffic
ER  -