Gaya APA
Williams, Frederick. (1991).
The New telecommunications: infrastructure for the information age .
New York:
The Free Press.
Gaya Chicago
Williams, Frederick.
The New telecommunications: infrastructure for the information age.
New York:
The Free Press,
1991.
Text.
Gaya MLA
Williams, Frederick.
The New telecommunications: infrastructure for the information age.
New York:
The Free Press,
1991.
Text.
Gaya Turabian
Williams, Frederick.
The New telecommunications: infrastructure for the information age.
New York:
The Free Press,
1991.
Print.