Human Language Technology. Challenges of the Information Society
  MLA
  Vetulani, Zygmunt, et al. Human Language Technology. Challenges of the Information Society. Springer Berlin Heidelberg, 2009.
  APA
  Vetulani, Z., Kanade, T., Uszkoreit, H., & Kittler, J. (2009). Human Language Technology. Challenges of the Information Society. Springer Berlin Heidelberg.
  Chicago
  Vetulani, Zygmunt, Takeo Kanade, Hans Uszkoreit, and Josef Kittler. Human Language Technology. Challenges of the Information Society. : Springer Berlin Heidelberg, 2009.