APA Style
Jefkins, Frank. (1992).
Public Relations 4th Ed (4th Ed).
Jakarta:
Erlangga.
Chicago Style
Jefkins, Frank.
Public Relations 4th Ed.
4th Ed
Jakarta:
Erlangga,
1992.
Text.
MLA Style
Jefkins, Frank.
Public Relations 4th Ed.
4th Ed
Jakarta:
Erlangga,
1992.
Text.
Turabian Style
Jefkins, Frank.
Public Relations 4th Ed.
4th Ed
Jakarta:
Erlangga,
1992.
Print.