APA Style
Hojanto, O.
(2014).
Public speaking mastery
(
Cetakan 3)
.
Jakarta:
PT Gramedia Pustaka Utama.
MLA Style
Hojanto, Ongky.
"Public speaking mastery".
Cetakan 3
Jakarta:
PT Gramedia Pustaka Utama,
2014.
Buku SMA Athalia.