APA Citation

Setia Gunawan, & Bella. (2010). 123 langkah jitu optimalkan BlackBerry. Jakarta: Elex Media Komputindo.

Chicago Style Citation

Setia Gunawan, and Bella. 123 Langkah Jitu Optimalkan BlackBerry. Jakarta: Elex Media Komputindo, 2010.

MLA Citation

Setia Gunawan, and Bella. 123 Langkah Jitu Optimalkan BlackBerry. Jakarta: Elex Media Komputindo, 2010.

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