APA Style
Ludlow, R., Panton, F. (1996).
The essence of effective comunication: komunikasi efektif .
Yogyakarta:
CV Andi Offset.
MLA Style
Ludlow, Ron., Panton, Fergus.
"The essence of effective comunication: komunikasi efektif".
Yogyakarta:
CV Andi Offset,
1996.
Text.