Gaya APA
Selling : Building partnerships. (2007).
New York:
[s.n.].
Gaya Chicago
Selling : Building partnerships.
.
New York:
[s.n.],
2007.
Text.
Gaya MLA
Selling : Building partnerships.
.
New York:
[s.n.],
2007.
Text.
Gaya Turabian
Selling : Building partnerships.
New York:
[s.n.],
2007.
Print.