APA (7th ed.) Citation

Salsa, P. (2011). Best Friends Forever. Lingkar Pena.

Chicago Style (17th ed.) Citation

Salsa, Putri. Best Friends Forever. Lingkar Pena, 2011.

MLA (8th ed.) Citation

Salsa, Putri. Best Friends Forever. Lingkar Pena, 2011.

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