Gaya APA
Purnomo, A. (2009).
Information and Communication Technology ICT 1 For Senior High School Year X (Cet 1).
Jakarta:
Yudhistira.
Gaya MLA
Purnomo, Andi.
"Information and Communication Technology ICT 1 For Senior High School Year X".
Cet 1
Jakarta:
Yudhistira,
2009.
Text.