Gaya APA
Green, Gerald. (1998).
Keajaiban public speaking .
Jakarta:
Elex Media Komputindo.
Gaya Chicago
Green, Gerald.
Keajaiban public speaking.
Jakarta:
Elex Media Komputindo,
1998.
BUKU.
Gaya MLA
Green, Gerald.
Keajaiban public speaking.
Jakarta:
Elex Media Komputindo,
1998.
BUKU.
Gaya Turabian
Green, Gerald.
Keajaiban public speaking.
Jakarta:
Elex Media Komputindo,
1998.
BUKU.