MLA

Beutler, Gerhard, et al. Methods of Celestial Mechanics. Springer Berlin Heidelberg, 2005.

APA

Beutler, G., Burkert, A., Mervart, L., Verdun, A., & Dopita, M. A. (2005). Methods of Celestial Mechanics. Springer Berlin Heidelberg.

Chicago

Beutler, Gerhard, A Burkert, Leos Mervart, Andreas Verdun, and M. A Dopita. Methods of Celestial Mechanics. : Springer Berlin Heidelberg, 2005.