Cita APA (7a ed.)

Belnap, N. D., Perloff, M., & Xu, M. (2001). Facing the future: Agents and choices in our indeterminist world. Oxford University Press.

Cita Chicago Style (17a ed.)

Belnap, Nuel D., Michael Perloff, y Ming Xu. Facing the Future: Agents and Choices in Our Indeterminist World. Oxford [England] ; New York: Oxford University Press, 2001.

Cita MLA (9a ed.)

Belnap, Nuel D., et al. Facing the Future: Agents and Choices in Our Indeterminist World. Oxford University Press, 2001.