MLA

Bessis, Nik, and Fatos Xhafa. Next Generation Data Technologies for Collective Computational Intelligence. Springer Berlin Heidelberg, 2011.

APA

Bessis, N., & Xhafa, F. (2011). Next Generation Data Technologies for Collective Computational Intelligence. Springer Berlin Heidelberg.

Chicago

Bessis, Nik, and Fatos Xhafa. Next Generation Data Technologies for Collective Computational Intelligence. : Springer Berlin Heidelberg, 2011.