APA Style
Gassing, Syarifuddin. (2016).
Public Relations .
Yogyakarta:
Andi.
Chicago Style
Gassing, Syarifuddin.
Public Relations.
Yogyakarta:
Andi,
2016.
Buku Public Relation.
MLA Style
Gassing, Syarifuddin.
Public Relations.
Yogyakarta:
Andi,
2016.
Buku Public Relation.
Turabian Style
Gassing, Syarifuddin.
Public Relations.
Yogyakarta:
Andi,
2016.
Buku Public Relation.