Gaya APA
Winning Sales Letters From Prospect to Close. (2010).
New York:
[s.n.].
Gaya Chicago
Winning Sales Letters From Prospect to Close.
.
New York:
[s.n.],
2010.
Text.
Gaya MLA
Winning Sales Letters From Prospect to Close.
.
New York:
[s.n.],
2010.
Text.
Gaya Turabian
Winning Sales Letters From Prospect to Close.
New York:
[s.n.],
2010.
Print.