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 (2nd ed.). Pearson Prentice Hall.

Cita Chicago (17th ed.)

Jurafsky, Dan, i James H. Martin. Speech and Language Processing: An Introduction to Natural Language Processing, Computational Linguistics, and Speech Recognition. 2nd ed. Upper Saddle River, N.J: Pearson Prentice Hall, 2009.

Cita MLA (9th ed.)

Jurafsky, Dan, i James H. Martin. Speech and Language Processing: An Introduction to Natural Language Processing, Computational Linguistics, and Speech Recognition. 2nd ed. Pearson Prentice Hall, 2009.