Gaya APA
Laudon, K, C. (2004).
(PASCA) E - Commerce : Business, Technology, Society. (Edisi 2).
New York:
Pearson Prentice Hall.
Gaya MLA
Laudon, Kenneth, C.
"(PASCA) E - Commerce : Business, Technology, Society.".
Edisi 2
New York:
Pearson Prentice Hall,
2004.
.