Gaya APA
Laudon, K, C., Traver, C, G. (2018).
E-Commerce 2017 : Business, Technology, Society (13).
Essex:
Pearson Education Limited.
Gaya MLA
Laudon, Kenneth, C.., Traver, Carol, Guercio.
"E-Commerce 2017 : Business, Technology, Society".
13
Essex:
Pearson Education Limited,
2018.
Text.