Cita APA (7a ed.)

Future directions in natural language processing, Bates, M., & Weischedel, R. M. e. (1993). Challenges in natural language processing (1a edición.). Cambridge University Press.

Cita Chicago Style (17a ed.)

Future directions in natural language processing, Madelaine Bates, y Ralph M editor Weischedel. Challenges in Natural Language Processing. 1a edición. Cambridge, United Kingdom: Cambridge University Press, 1993.

Cita MLA (9a ed.)

Future directions in natural language processing, et al. Challenges in Natural Language Processing. 1a edición. Cambridge University Press, 1993.