MLA

Kok, Joost N, et al. Knowledge Discovery In Databases: Pkdd 2007. Springer Berlin Heidelberg, 2007.

APA

Kok, J. N, Siekmann, J., Koronacki, J., Lopez de Mantaras, R., Matwin, S., Mladenic, D., & Skowron, A. (2007). Knowledge Discovery in Databases: PKDD 2007. Springer Berlin Heidelberg.

Chicago

Kok, Joost N., Jörg Siekmann, Jacek Koronacki, Ramon Lopez de Mantaras, Stan Matwin, Dunja Mladenic, and Andrzej Skowron. Knowledge Discovery In Databases: PKDD 2007. : Springer Berlin Heidelberg, 2007.