APA Style
Sirait, Charles Bonar, Sirait, Bunga. (2015).
Public speaking and business : etika berbicara dalam forum bisnis .
Jakarta:
Elex Media Komputindo.
Chicago Style
Sirait, Charles Bonar, Sirait, Bunga.
Public speaking and business : etika berbicara dalam forum bisnis.
Jakarta:
Elex Media Komputindo,
2015.
Book.
MLA Style
Sirait, Charles Bonar, Sirait, Bunga.
Public speaking and business : etika berbicara dalam forum bisnis.
Jakarta:
Elex Media Komputindo,
2015.
Book.
Turabian Style
Sirait, Charles Bonar, Sirait, Bunga.
Public speaking and business : etika berbicara dalam forum bisnis.
Jakarta:
Elex Media Komputindo,
2015.
Book.