Cita APA (7a ed.)

Hardeniya, N. (2015). NLTK essentials: Build cool NLP and machine learning applications using NLTK and other Python libraries. Packt Publishing.

Cita Chicago Style (17a ed.)

Hardeniya, Nitin. NLTK Essentials: Build Cool NLP and Machine Learning Applications Using NLTK and Other Python Libraries. Birmingham, UK: Packt Publishing, 2015.

Cita MLA (8a ed.)

Hardeniya, Nitin. NLTK Essentials: Build Cool NLP and Machine Learning Applications Using NLTK and Other Python Libraries. Packt Publishing, 2015.