Warburton, D. E., Charlesworth, S. A., Foulds, H. J., McKenzie, D. C., Shephard, R. J., & Bredin, S. S. (2013). Qualified exercise professionals: Best practice for work with clinical populations. College of Family Physicians of Canada.

Warburton, Darren E.R., Sarah A. Charlesworth, Heather J.A Foulds, Donald C. McKenzie, Roy J. Shephard, och Shannon S.D Bredin. Qualified Exercise Professionals: Best Practice for Work With Clinical Populations. College of Family Physicians of Canada, 2013.

Warburton, Darren E.R., et al. Qualified Exercise Professionals: Best Practice for Work With Clinical Populations. College of Family Physicians of Canada, 2013.