Gaya APA
GASSING, Syarifuddin S.. (2016).
Public relations .
Yogyakarta:
Andi Offset.
Gaya Chicago
GASSING, Syarifuddin S..
Public relations.
Yogyakarta:
Andi Offset,
2016.
Text.
Gaya MLA
GASSING, Syarifuddin S..
Public relations.
Yogyakarta:
Andi Offset,
2016.
Text.
Gaya Turabian
GASSING, Syarifuddin S..
Public relations.
Yogyakarta:
Andi Offset,
2016.
Print.