Gaya APA
RUFF, P., AZIZ, K.
(2003).
MANAGING COMMUNICATIONS IN A CRISIS
.
ENGLAND:
GOWER PUBLISHING.
Gaya MLA
RUFF, PETER., AZIZ, KHALID.
"MANAGING COMMUNICATIONS IN A CRISIS".
ENGLAND:
GOWER PUBLISHING,
2003.
Prodi S2 Ilmu Komunikasi.