MLA

Flores, Carlos A, and Xuan Chen. Average Treatment Effect Bounds with an Instrumental Variable: Theory and Practice. Springer Singapore, 2018.

APA

Flores, C. A, & Chen, X. (2018). Average Treatment Effect Bounds with an Instrumental Variable: Theory and Practice. Springer Singapore.

Chicago

Flores, Carlos A., and Xuan Chen. Average Treatment Effect Bounds with an Instrumental Variable: Theory and Practice. : Springer Singapore, 2018.