APA (7th ed.) Citation

SpringerLink (Online service), Mercer, A. A., Schmidt, A., & Weber, O. (2007). Poxviruses. Birkhäuser Basel.

Chicago Style (17th ed.) Citation

SpringerLink (Online service), Andrew A. Mercer, Axel Schmidt, and Olaf Weber. Poxviruses. Basel: Birkhäuser Basel, 2007.

MLA (8th ed.) Citation

SpringerLink (Online service), et al. Poxviruses. Birkhäuser Basel, 2007.