Gaya APA
Introduction To E-Commerce. (2004).
New York:
[s.n.].
Gaya Chicago
Introduction To E-Commerce.
.
New York:
[s.n.],
2004.
Text.
Gaya MLA
Introduction To E-Commerce.
.
New York:
[s.n.],
2004.
Text.
Gaya Turabian
Introduction To E-Commerce.
New York:
[s.n.],
2004.
Print.