Gaya APA
Ahmadi, C., Hermawan, D.
(2013).
E- Business & E- Commerce
.
Yogyakarta:
PENERBIT ANDI.
Gaya MLA
Ahmadi, Candra., Hermawan, Dadang.
"E- Business & E- Commerce".
Yogyakarta:
PENERBIT ANDI,
2013.
Text.