Penggayaan APA
Olii,Helena. (2008).
Public Speaking .
Jakarta:
PT Indeks.
Chicago Style
Olii,Helena.
Public Speaking.
Jakarta:
PT Indeks,
2008.
Text.
MLA Style
Olii,Helena.
Public Speaking.
Jakarta:
PT Indeks,
2008.
Text.
Turabian Style
Olii,Helena.
Public Speaking.
Jakarta:
PT Indeks,
2008.
Print.