MLA

Ambrosio, Luigi, et al. Gradient Flows. Springer Basel AG, 2008.

APA

Ambrosio, L., Gigli, N., Struwe, M., & Savare, G. (2008). Gradient Flows. Springer Basel AG.

Chicago

Ambrosio, Luigi, Nicola Gigli, Michael Struwe, and Giuseppe Savare. Gradient Flows. : Springer Basel AG, 2008.