APA Style
Sirait, Charles Bonar, Bunga Sirait. (2016).
The Power of Public Speaking .
Jakarta:
Elex Media Komputindo.
Chicago Style
Sirait, Charles Bonar, Bunga Sirait.
The Power of Public Speaking.
Jakarta:
Elex Media Komputindo,
2016.
Text.
MLA Style
Sirait, Charles Bonar, Bunga Sirait.
The Power of Public Speaking.
Jakarta:
Elex Media Komputindo,
2016.
Text.
Turabian Style
Sirait, Charles Bonar, Bunga Sirait.
The Power of Public Speaking.
Jakarta:
Elex Media Komputindo,
2016.
Print.