Gaya APA
Jefkins, Frank. (1992).
Publics relations/ Frank Jefkins (Ed.4).
Jakareta:
Erlangga.
Gaya Chicago
Jefkins, Frank.
Publics relations/ Frank Jefkins.
Ed.4
Jakareta:
Erlangga,
1992.
Text.
Gaya MLA
Jefkins, Frank.
Publics relations/ Frank Jefkins.
Ed.4
Jakareta:
Erlangga,
1992.
Text.
Gaya Turabian
Jefkins, Frank.
Publics relations/ Frank Jefkins.
Ed.4
Jakareta:
Erlangga,
1992.
Print.