Gaya APA
cutlip, S, M. et al
().
Effective public relations
(
Ed. 9 Cet. 1)
.
Jakarta:
Erlangga.
Gaya MLA
cutlip, Scoot, M.. et al.
"Effective public relations".
Ed. 9 Cet. 1
Jakarta:
Erlangga,
.
Text.