APA Citation

 Villadsen, J. (2011).  Bioreaction engineering principles.  Springer.

Chicago Style Citation

 Villadsen, John.  Bioreaction Engineering Principles.  Springer, 2011.

MLA Citation

 Villadsen, John.  Bioreaction Engineering Principles.  Springer, 2011.

Warning: These citations may not always be 100% accurate.