Gaya APA
Garfinkel, David. (2000).
What's Working Online : 30 Great Internet Marketing Ideas .
Virginia:
Briefings Publishing Group.
Gaya Chicago
Garfinkel, David.
What's Working Online : 30 Great Internet Marketing Ideas.
Virginia:
Briefings Publishing Group,
2000.
Text.
Gaya MLA
Garfinkel, David.
What's Working Online : 30 Great Internet Marketing Ideas.
Virginia:
Briefings Publishing Group,
2000.
Text.
Gaya Turabian
Garfinkel, David.
What's Working Online : 30 Great Internet Marketing Ideas.
Virginia:
Briefings Publishing Group,
2000.
Print.