APA

Walz F., Niederer P. & Kosik D. (1976). Influence of protection helmets in motorcycle accidents. : Biomechanics of injury to pedestrians, cyclists and motorcyclists. Proceedings.

Chicago

Walz F, Niederer P and Kosik D. 1976. Influence of protection helmets in motorcycle accidents. : Biomechanics of injury to pedestrians, cyclists and motorcyclists. Proceedings.

Harvard

Walz F., Niederer P. and Kosik D. (1976). Influence of protection helmets in motorcycle accidents. : Biomechanics of injury to pedestrians, cyclists and motorcyclists. Proceedings.

MLA

Walz F, Niederer P and Kosik D. Influence of protection helmets in motorcycle accidents. : Biomechanics of injury to pedestrians, cyclists and motorcyclists. Proceedings. 1976.