APA

Siekmann R C R, . (2012). Introduction to international and European sports law. Switzerland: Springer.

Chicago

Siekmann R C R, . 2012. Introduction to international and European sports law. Switzerland: Springer.

Harvard

Siekmann R C R, . (2012). Introduction to international and European sports law. Switzerland: Springer.

MLA

Siekmann R C R, . Introduction to international and European sports law. Switzerland: Springer. 2012.