MLA

Kedad, Zoubida, et al. Natural Language Processing and Information Systems. Springer Berlin Heidelberg, 2007.

APA

Kedad, Z., Kanade, T., Lammari, N., Meziane, F., Métais, E., Rezgui, Y., & Kittler, J. (2007). Natural Language Processing and Information Systems. Springer Berlin Heidelberg.

Chicago

Kedad, Zoubida, Takeo Kanade, Nadira Lammari, Farid Meziane, Elisabeth Métais, Yacine Rezgui, and Josef Kittler. Natural Language Processing and Information Systems. : Springer Berlin Heidelberg, 2007.