Gaya APA
Frost, J.M.. (1977).
World radio tv handbook : a complete directory of International radio and television (31st Ed.).
Denmark:
Cardfont Publisher Limited.
Gaya Chicago
Frost, J.M..
World radio tv handbook : a complete directory of International radio and television.
31st Ed.
Denmark:
Cardfont Publisher Limited,
1977.
Text.
Gaya MLA
Frost, J.M..
World radio tv handbook : a complete directory of International radio and television.
31st Ed.
Denmark:
Cardfont Publisher Limited,
1977.
Text.
Gaya Turabian
Frost, J.M..
World radio tv handbook : a complete directory of International radio and television.
31st Ed.
Denmark:
Cardfont Publisher Limited,
1977.
Print.