Cita APA (7th ed.)

SpringerLink (Online service), Poteet, S. R., & Kao, A. (2007). Natural language processing and text mining. Springer-Verlag London Limited.

Cita Chicago (17th ed.)

SpringerLink (Online service), Stephen R. Poteet, i Anne Kao. Natural Language Processing and Text Mining. London: Springer-Verlag London Limited, 2007.

Cita MLA (8th ed.)

SpringerLink (Online service), et al. Natural Language Processing and Text Mining. Springer-Verlag London Limited, 2007.