MLA

Drechsel, Horst; Zejda, Miloslav, Horst Drechsel, and Miloslav Zejda. Zdeněk Kopal's Binary Star Legacy. Dordrecht: Springer Netherlands, 2005.

APA

Drechsel, M., Drechsel, H., & Zejda, M. (2005). Zdeněk Kopal's Binary Star Legacy. Dordrecht: Springer Netherlands.

Chicago

Drechsel, Horst; Zejda, Miloslav, Horst Drechsel, and Miloslav Zejda. Zdeněk Kopal's Binary Star Legacy. Dordrecht: Springer Netherlands, 2005.