APA Citation

Siagian, F. S., & Tukan Peter. (1997). Voice of the voiceless: Suara kaum tak bersuara. Jakarta: Obor.

Chicago Style Citation

Siagian, Frans Sihol, and Tukan Peter. Voice of the Voiceless: Suara Kaum Tak Bersuara. Jakarta: Obor, 1997.

MLA Citation

Siagian, Frans Sihol, and Tukan Peter. Voice of the Voiceless: Suara Kaum Tak Bersuara. Jakarta: Obor, 1997.

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