MLA

Cao, Qingjie; Léger, Alain; Wiercigroch, Marian, Alain Léger, and Marian Wiercigroch. A Smooth and Discontinuous Oscillator. Springer Berlin Heidelberg, 2017.

APA

Cao, M., Léger, A., & Wiercigroch, M. (2017). A Smooth and Discontinuous Oscillator. Springer Berlin Heidelberg.

Chicago

Cao, Qingjie; Léger, Alain; Wiercigroch, Marian, Alain Léger, and Marian Wiercigroch. A Smooth and Discontinuous Oscillator. : Springer Berlin Heidelberg, 2017.