Penggayaan APA
Knapp. (2003).
E- Commerce : real Issues & Cases .
Ohio:
Thompson.
Chicago Style
Knapp.
E- Commerce : real Issues & Cases.
Ohio:
Thompson,
2003.
Text.
MLA Style
Knapp.
E- Commerce : real Issues & Cases.
Ohio:
Thompson,
2003.
Text.
Turabian Style
Knapp.
E- Commerce : real Issues & Cases.
Ohio:
Thompson,
2003.
Print.