Gaya APA
Lucas, Stephen E.. (2007).
The Art of Public Speaking (9. Ed.).
:
.
Gaya Chicago
Lucas, Stephen E..
The Art of Public Speaking.
9. Ed.
:
,
2007.
BUKU.
Gaya MLA
Lucas, Stephen E..
The Art of Public Speaking.
9. Ed.
:
,
2007.
BUKU.
Gaya Turabian
Lucas, Stephen E..
The Art of Public Speaking.
9. Ed.
:
,
2007.
BUKU.