Gaya APA
Effective Public Speaking. (2002).
Jakarta:
Penerbit Inspirasi.
Gaya Chicago
Effective Public Speaking.
.
Jakarta:
Penerbit Inspirasi,
2002.
Buku.
Gaya MLA
Effective Public Speaking.
.
Jakarta:
Penerbit Inspirasi,
2002.
Buku.
Gaya Turabian
Effective Public Speaking.
Jakarta:
Penerbit Inspirasi,
2002.
Buku.