MLA

Gerlach, Gerald; Arndt, Karl-Friedrich, et al. Hydrogel Sensors and Actuators. Springer Berlin Heidelberg, 2010.

APA

Gerlach, K., Arndt, K., Gerlach, G., & Arndt, K. -F. (2010). Hydrogel Sensors and Actuators. Springer Berlin Heidelberg.

Chicago

Gerlach, Gerald; Arndt, Karl-Friedrich, Karl-Friedrich Arndt, Gerald Gerlach, and K. -F Arndt. Hydrogel Sensors and Actuators. : Springer Berlin Heidelberg, 2010.