Gaya APA
The Essence of Information Systems : Sistem Informasi. (2001).
Yogyakarta:
ANDI yogyakarta.
Gaya Chicago
The Essence of Information Systems : Sistem Informasi.
.
Yogyakarta:
ANDI yogyakarta,
2001.
Text.
Gaya MLA
The Essence of Information Systems : Sistem Informasi.
.
Yogyakarta:
ANDI yogyakarta,
2001.
Text.
Gaya Turabian
The Essence of Information Systems : Sistem Informasi.
Yogyakarta:
ANDI yogyakarta,
2001.
Print.