Παραπομπή APA

Siddiqui, T., & Tiwary, U. S. (2008). Natural language processing and information retrieval. Oxford Univ Press.

Παραπομπή Chicago Style

Siddiqui, Tanveer, και U. S. Tiwary. Natural Language Processing and Information Retrieval. New Delhi ; New York: Oxford Univ Press, 2008.

Παραπομπή MLA

Siddiqui, Tanveer, και U. S. Tiwary. Natural Language Processing and Information Retrieval. Oxford Univ Press, 2008.