Gaya APA
RODDY, Dennis, COOLEN, John. (1991).
Electronic communication (ed.3).
Illinois:
Macmillan.
Gaya Chicago
RODDY, Dennis, COOLEN, John.
Electronic communication.
ed.3
Illinois:
Macmillan,
1991.
Text.
Gaya MLA
RODDY, Dennis, COOLEN, John.
Electronic communication.
ed.3
Illinois:
Macmillan,
1991.
Text.
Gaya Turabian
RODDY, Dennis, COOLEN, John.
Electronic communication.
ed.3
Illinois:
Macmillan,
1991.
Print.