Penggayaan APA
SIRAT, Charles Bonar. (2007).
The power of public speaking: .
Jakarta:
Gramedia.
Chicago Style
SIRAT, Charles Bonar.
The power of public speaking:.
Jakarta:
Gramedia,
2007.
Buku.
MLA Style
SIRAT, Charles Bonar.
The power of public speaking:.
Jakarta:
Gramedia,
2007.
Buku.
Turabian Style
SIRAT, Charles Bonar.
The power of public speaking:.
Jakarta:
Gramedia,
2007.
Buku.