Cita APA (7th ed.)

Jurafsky, D., & Martin, J. H. (2009). Speech and language processing: An introduction to Natural Language Processing, Computational Linguistics, and Speech Recognition (2a. ed.). Pearson Education.

Cita Chicago (17th ed.)

Jurafsky, Daniel, i James H. Martin. Speech and Language Processing: An Introduction to Natural Language Processing, Computational Linguistics, and Speech Recognition. 2a. ed. Upper Saddle River: Pearson Education, 2009.

Cita MLA (9th ed.)

Jurafsky, Daniel, i James H. Martin. Speech and Language Processing: An Introduction to Natural Language Processing, Computational Linguistics, and Speech Recognition. 2a. ed. Pearson Education, 2009.