Gaya APA
kennedy, george, davis, bernard. (1992).
electronic communication systems (4).
Singapore:
Glencoe.
Gaya Chicago
kennedy, george, davis, bernard.
electronic communication systems.
4
Singapore:
Glencoe,
1992.
Text.
Gaya MLA
kennedy, george, davis, bernard.
electronic communication systems.
4
Singapore:
Glencoe,
1992.
Text.
Gaya Turabian
kennedy, george, davis, bernard.
electronic communication systems.
4
Singapore:
Glencoe,
1992.
Print.