SpringerLink (Online service), Vetulani, Z., & Mariani, J. (2014). Human Language Technology Challenges for Computer Science and Linguistics: 5th Language and Technology Conference, LTC 2011, Poznań, Poland, November 25--27, 2011, Revised Selected Papers. Springer International Publishing : Imprint: Springer.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Zygmunt Vetulani, και Joseph Mariani. Human Language Technology Challenges for Computer Science and Linguistics: 5th Language and Technology Conference, LTC 2011, Poznań, Poland, November 25--27, 2011, Revised Selected Papers. Cham: Springer International Publishing : Imprint: Springer, 2014.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Human Language Technology Challenges for Computer Science and Linguistics: 5th Language and Technology Conference, LTC 2011, Poznań, Poland, November 25--27, 2011, Revised Selected Papers. Springer International Publishing : Imprint: Springer, 2014.
