MLA

Hissam, Scott A, et al. Open Source Systems: Grounding Research. Springer Berlin Heidelberg, 2011.

APA

Hissam, S. A, Kon, F., Mendonça Neto, M. G, Russo, B., & de Mendonça Neto, M. G. (2011). Open Source Systems: Grounding Research. Springer Berlin Heidelberg.

Chicago

Hissam, Scott A., Fabio Kon, Manoel G Mendonça Neto, Barbara Russo, and Manoel G de Mendonça Neto. Open Source Systems: Grounding Research. : Springer Berlin Heidelberg, 2011.