MLA

Ray, et al. Soft Computing: Theories and Applications. Springer Singapore, 2019.

APA

Ray, R., Bandyopadhyay, A., Rawat, S., Saini, R. K, & Sharma, T. K. (2019). Soft Computing: Theories and Applications. Springer Singapore.

Chicago

Ray, Anirban Bandyopadhyay, Sanyog Rawat, R. K Saini, and Tarun K Sharma. Soft Computing: Theories and Applications. : Springer Singapore, 2019.