Gaya APA
Kogan, Irving Smith. (1976).
Modern Business : Public Relations .
New York:
Alexander Hamilton Institute.
Gaya Chicago
Kogan, Irving Smith.
Modern Business : Public Relations.
New York:
Alexander Hamilton Institute,
1976.
Text.
Gaya MLA
Kogan, Irving Smith.
Modern Business : Public Relations.
New York:
Alexander Hamilton Institute,
1976.
Text.
Gaya Turabian
Kogan, Irving Smith.
Modern Business : Public Relations.
New York:
Alexander Hamilton Institute,
1976.
Print.