MLA

Scharrer, I, et al. 37th Hemophilia Symposium. Springer Berlin Heidelberg, 2008.

APA

Scharrer, I.Scharrer, I., & Schramm, W., & Schramm, W. (2008). 37th Hemophilia Symposium. Springer Berlin Heidelberg.

Chicago

Scharrer, I., Inge Scharrer, W Schramm, and Wolfgang Schramm. 37th Hemophilia Symposium. : Springer Berlin Heidelberg, 2008.