Gaya APA
Ishaq, R, E.
(2017).
Public Relations: Teori dan Praktik.
.
Malang:
Intrans Publising.
Gaya MLA
Ishaq, Ropingi, El.
"Public Relations: Teori dan Praktik.".
Malang:
Intrans Publising,
2017.
Text.