MLA

Villadsen, John, Gunnar Lidén, and Jens Nielsen. Bioreaction Engineering Principles. Springer US, 2011.

APA

Villadsen, J., Lidén, G., & Nielsen, J. (2011). Bioreaction Engineering Principles. Springer US.

Chicago

Villadsen, John, Gunnar Lidén, and Jens Nielsen. Bioreaction Engineering Principles. : Springer US, 2011.