Cita APA (7a ed.)

Harris, M. D. (1985). Introduction to natural language processing. Reston.

Cita Chicago Style (17a ed.)

Harris, Mary Dee. Introduction to Natural Language Processing. Reston, Virginia: Reston, 1985.

Cita MLA (9a ed.)

Harris, Mary Dee. Introduction to Natural Language Processing. Reston, 1985.