MLA

Egol, Kenneth A, and Philipp Leucht. Proximal Femur Fractures. Springer International Publishing, 2018.

APA

Egol, K. A, & Leucht, P. (2018). Proximal Femur Fractures. Springer International Publishing.

Chicago

Egol, Kenneth A., and Philipp Leucht. Proximal Femur Fractures. : Springer International Publishing, 2018.