APA Style
Indrajit, Richardus Eko. (2016).
Electronic Commerce .
Yogyakarta:
Preinexus.
Chicago Style
Indrajit, Richardus Eko.
Electronic Commerce.
Yogyakarta:
Preinexus,
2016.
Text.
MLA Style
Indrajit, Richardus Eko.
Electronic Commerce.
Yogyakarta:
Preinexus,
2016.
Text.
Turabian Style
Indrajit, Richardus Eko.
Electronic Commerce.
Yogyakarta:
Preinexus,
2016.
Print.