SpringerLink (Online service) & Vetulani, Z. (2011). Human Language Technology. Challenges for Computer Science and Linguistics: 4th Language and Technology Conference, LTC 2009, Poznan, Poland, November 6-8, 2009, Revised Selected Papers. Springer Berlin Heidelberg.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service) και Zygmunt Vetulani. Human Language Technology. Challenges for Computer Science and Linguistics: 4th Language and Technology Conference, LTC 2009, Poznan, Poland, November 6-8, 2009, Revised Selected Papers. Berlin, Heidelberg: Springer Berlin Heidelberg, 2011.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service) και Zygmunt Vetulani. Human Language Technology. Challenges for Computer Science and Linguistics: 4th Language and Technology Conference, LTC 2009, Poznan, Poland, November 6-8, 2009, Revised Selected Papers. Springer Berlin Heidelberg, 2011.
