Gaya APA
Digibook, .
(2007).
Ayo Belajar Mudah Microsoft Visio 2007
.
Yogyakarta:
Andi Offset.
Gaya MLA
Digibook, .
"Ayo Belajar Mudah Microsoft Visio 2007".
Yogyakarta:
Andi Offset,
2007.
Text.