TY  - BOOK
AU  - Wheatley,Jeffery J.
ED  - IEE
TI  - World telecommunications economics
T2  - IEE Telecommunications series. 41
SN  - 0852969368
U1  - 384.041 21
PY  - 1999///
CY  - London
PB  - The Institution of electrical engineers
KW  - Telecommunication
KW  - Economic aspects
N1  - Περιλαμβάνει βιβλιογραφίες και ευρετήριο
ER  -