APA (7th ed.) Citation

SpringerLink (Online service), Bonser, R. S., Pagano, D., & Haverich, A. (2011). Mitral Valve Surgery. Springer London.

Chicago Style (17th ed.) Citation

SpringerLink (Online service), Robert S. Bonser, Domenico Pagano, and Axel Haverich. Mitral Valve Surgery. London: Springer London, 2011.

MLA (8th ed.) Citation

SpringerLink (Online service), et al. Mitral Valve Surgery. Springer London, 2011.