APA (7th ed.) Citation

Hamm, M. S., & Spaaij, R. F. J. (2017). The age of lone wolf terrorism. Columbia University Press.

Chicago Style (17th ed.) Citation

Hamm, Mark S., and R. F. J. Spaaij. The Age of Lone Wolf Terrorism. New York: Columbia University Press, 2017.

MLA (9th ed.) Citation

Hamm, Mark S., and R. F. J. Spaaij. The Age of Lone Wolf Terrorism. Columbia University Press, 2017.