APA (7th ed.) Citation

Setiawan. (2011). Panduan mengoptimumkan Twitter. Synergy Media.

Chicago Style (17th ed.) Citation

Setiawan. Panduan Mengoptimumkan Twitter. Kuala Lumpur: Synergy Media, 2011.

MLA (8th ed.) Citation

Setiawan. Panduan Mengoptimumkan Twitter. Synergy Media, 2011.

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