MLA

Fortunato, Santo, et al. Complex Networks. Springer Berlin Heidelberg, 2009.

APA

Fortunato, S., Mangioni, G., Menezes, R., & Nicosia, V. (2009). Complex Networks. Springer Berlin Heidelberg.

Chicago

Fortunato, Santo, Giuseppe Mangioni, Ronaldo Menezes, and Vincenzo Nicosia. Complex Networks. : Springer Berlin Heidelberg, 2009.