MLA

Bartl, Reiner; Bartl, Christoph, and Christoph Bartl. Bone Disorders. Cham: Springer International Publishing, 2017.

APA

Bartl, C.Bartl, C. (2017). Bone Disorders. Cham: Springer International Publishing.

Chicago

Bartl, Reiner; Bartl, Christoph, and Christoph Bartl. Bone Disorders. Cham: Springer International Publishing, 2017.