Gaya APA

Kjaer, M. et al (2003). Textbook of sports medicine : basic science and clinical aspects of sports injury and physical activity . Malden: Blackwell Science.

Gaya MLA

Kjaer, Michael. et al. "Textbook of sports medicine : basic science and clinical aspects of sports injury and physical activity". Malden: Blackwell Science, 2003. Text.