Gaya APA
Clark, George. ([2000?]).
Telecommunications in an information age .
United States of America:
U.S. Information Agency.
Gaya Chicago
Clark, George.
Telecommunications in an information age.
United States of America:
U.S. Information Agency,
[2000?].
Buku Non-ketenaganukliran.
Gaya MLA
Clark, George.
Telecommunications in an information age.
United States of America:
U.S. Information Agency,
[2000?].
Buku Non-ketenaganukliran.
Gaya Turabian
Clark, George.
Telecommunications in an information age.
United States of America:
U.S. Information Agency,
[2000?].
Buku Non-ketenaganukliran.