Gaya APA
Communicating Effctvely. (2007).
New York:
[s.n.].
Gaya Chicago
Communicating Effctvely.
.
New York:
[s.n.],
2007.
Text.
Gaya MLA
Communicating Effctvely.
.
New York:
[s.n.],
2007.
Text.
Gaya Turabian
Communicating Effctvely.
New York:
[s.n.],
2007.
Print.