APA (7th ed.) Citation

Koontz, D. R. (2009). Demon seed (Berkley afterword ed.). Berkley Books.

Chicago Style (17th ed.) Citation

Koontz, Dean R. Demon Seed. Berkley afterword ed. New York: Berkley Books, 2009.

MLA (9th ed.) Citation

Koontz, Dean R. Demon Seed. Berkley afterword ed. Berkley Books, 2009.

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