Gaya APA
Sibero, I, C., Ucak, .
(2010).
First step to be Freelance graphic designer
.
Yogyakarta:
MediaKom.
Gaya MLA
Sibero, Ivan, C.., Ucak, .
"First step to be Freelance graphic designer".
Yogyakarta:
MediaKom,
2010.
Text.