Gaya APA
Kogan, Irving Smith. (1973).
Public Relations. .
New York:
Alexander Hamilton Institute.
Gaya Chicago
Kogan, Irving Smith.
Public Relations..
New York:
Alexander Hamilton Institute,
1973.
Text.
Gaya MLA
Kogan, Irving Smith.
Public Relations..
New York:
Alexander Hamilton Institute,
1973.
Text.
Gaya Turabian
Kogan, Irving Smith.
Public Relations..
New York:
Alexander Hamilton Institute,
1973.
Print.