MLA

Sun, Zhenan, et al. Biometric Recognition. Springer Berlin Heidelberg, 2011.

APA

Sun, Z., Chen, X., Lai, J., & Tan, T. (2011). Biometric Recognition. Springer Berlin Heidelberg.

Chicago

Sun, Zhenan, Xilin Chen, Jianhuang Lai, and Tieniu Tan. Biometric Recognition. : Springer Berlin Heidelberg, 2011.