Gaya APA
Hermawan, C, W.
(2009).
Tweenty five amazing freeware : for your daily activities
.
Yogyakarta:
Andi.
Gaya MLA
Hermawan, C., Widyo.
"Tweenty five amazing freeware : for your daily activities".
Yogyakarta:
Andi,
2009.
Text.