APA (7th ed.) Citation

SpringerLink (Online service), Käköla, T., & Duenas, J. C. (2006). Software Product Lines. Springer Berlin Heidelberg.

Chicago Style (17th ed.) Citation

SpringerLink (Online service), Timo Käköla, and Juan Carlos Duenas. Software Product Lines. Berlin, Heidelberg: Springer Berlin Heidelberg, 2006.

MLA (8th ed.) Citation

SpringerLink (Online service), et al. Software Product Lines. Springer Berlin Heidelberg, 2006.