APA Citation

Agung, G. (2010). Step by Step iPhone. Elex Media Komputindo.

Chicago Style Citation

Agung, Gregorius. Step By Step IPhone. Elex Media Komputindo, 2010.

MLA Citation

Agung, Gregorius. Step By Step IPhone. Elex Media Komputindo, 2010.

Warning: These citations may not always be 100% accurate.