Gaya APA
Helena Olii, MM.. (2018).
Public Speaking (ed.1 cet.10).
Jakarta:
PT Macanan Jaya Cemerlang.
Gaya Chicago
Helena Olii, MM..
Public Speaking.
ed.1 cet.10
Jakarta:
PT Macanan Jaya Cemerlang,
2018.
Text.
Gaya MLA
Helena Olii, MM..
Public Speaking.
ed.1 cet.10
Jakarta:
PT Macanan Jaya Cemerlang,
2018.
Text.
Gaya Turabian
Helena Olii, MM..
Public Speaking.
ed.1 cet.10
Jakarta:
PT Macanan Jaya Cemerlang,
2018.
Print.