Gaya APA
Ludlow, R., Panton, F. (1996).
Komunikasi Efektif = The Essense of Effective Communication .
Yogyakarta:
Andi Offset.
Gaya MLA
Ludlow, Ron., Panton, Fergus.
"Komunikasi Efektif = The Essense of Effective Communication".
Yogyakarta:
Andi Offset,
1996.
Text.