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