MLA

Pöhlmann, Stefan, and Graham Simmons. Viral Entry Into Host Cells. Springer New York, 2013.

APA

Pöhlmann, S., & Simmons, G. (2013). Viral Entry into Host Cells. Springer New York.

Chicago

Pöhlmann, Stefan, and Graham Simmons. Viral Entry Into Host Cells. : Springer New York, 2013.