APA Citation

Bois, W. P. D., & Nin Bakdi Soemanto. (2010). The twenty-one ballons: 21 Balon Udara. Jakarta: Elex Media Komputindo.

Chicago Style Citation

Bois, William Pene Du, and Nin Bakdi Soemanto. The Twenty-one Ballons: 21 Balon Udara. Jakarta: Elex Media Komputindo, 2010.

MLA Citation

Bois, William Pene Du, and Nin Bakdi Soemanto. The Twenty-one Ballons: 21 Balon Udara. Jakarta: Elex Media Komputindo, 2010.

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