Davids, K., Bennett, S., & Newell, K. (2006). Movement system variability. Human Kinetics.
Citazione stile Chigago Style (17a edizione)Davids, Keith, Simon Bennett, e Karl Newell. Movement System Variability. Champaign: Human Kinetics, 2006.
Citatione MLA (9a ed.)Davids, Keith, et al. Movement System Variability. Human Kinetics, 2006.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.