Dyfyniad APA

 Jurafsky, D. (2009).  Speech and language processing: An Introduction to natural language processing, computational linguistics and speech recognition.  Pearson Prentice Hall.

Dyfyniad Arddull Chicago

 Jurafsky, Dan.  Speech and Language Processing: An Introduction to Natural Language Processing, Computational Linguistics and Speech Recognition.  Pearson Prentice Hall, 2009.

Dyfyniad MLA

 Jurafsky, Dan.  Speech and Language Processing: An Introduction to Natural Language Processing, Computational Linguistics and Speech Recognition.  Pearson Prentice Hall, 2009.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.