MLA

Kwok, Yue Kuen, and Wendong Zheng. Saddlepoint Approximation Methods In Financial Engineering. Springer International Publishing, 2018.

APA

Kwok, Y. Kuen, & Zheng, W. (2018). Saddlepoint Approximation Methods in Financial Engineering. Springer International Publishing.

Chicago

Kwok, Yue Kuen, and Wendong Zheng. Saddlepoint Approximation Methods In Financial Engineering. : Springer International Publishing, 2018.