Gaya APA
LAUDON, K, C., TRAVER, C, G.
(2007).
E-commerce:
(
3rd ed.)
.
[s.l.]:
Pearson Education International.
Gaya MLA
LAUDON, Kenneth, C.., TRAVER, Carol, Guercio.
"E-commerce:".
3rd ed.
[s.l.]:
Pearson Education International,
2007.
Buku.