APA (7th ed.) Citation

Pohl, F. (1994). The voices of heaven. TOR.

Chicago Style (17th ed.) Citation

Pohl, Frederik. The Voices of Heaven. New York: TOR, 1994.

MLA (9th ed.) Citation

Pohl, Frederik. The Voices of Heaven. TOR, 1994.

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