MLA

Zhang, David; Zhang, Hongzhi; Zhang, Bob, Bob Zhang, and Hongzhi Zhang. Tongue Image Analysis. Springer Singapore, 2017.

APA

Zhang, B.Zhang, B., & Zhang, H. (2017). Tongue Image Analysis. Springer Singapore.

Chicago

Zhang, David; Zhang, Hongzhi; Zhang, Bob, Bob Zhang, and Hongzhi Zhang. Tongue Image Analysis. : Springer Singapore, 2017.