Gaya APA

Purnomo, A. (2009). Information and communication technologi (ICT) : for senior high school 1 (Ed. 1). : Yudhistira.

Gaya MLA

Purnomo, Andi. "Information and communication technologi (ICT) : for senior high school 1". Ed. 1 : Yudhistira, 2009. Text.