Gaya APA
The Psychology Of Sales Success. (2007).
New York:
[s.n.].
Gaya Chicago
The Psychology Of Sales Success.
.
New York:
[s.n.],
2007.
Text.
Gaya MLA
The Psychology Of Sales Success.
.
New York:
[s.n.],
2007.
Text.
Gaya Turabian
The Psychology Of Sales Success.
New York:
[s.n.],
2007.
Print.