Arnold, C., Busch, A., Schachter, C., Harrison, E., & Olszynski, W. (2008). A Randomized Clinical Trial of Aquatic versus Land Exercise to Improve Balance, Function, and Quality of Life in Older Women with Osteoporosis. University of Toronto Press Incorporated.

Arnold, C.M., A.J Busch, C.L Schachter, E.L Harrison, a W.P Olszynski. A Randomized Clinical Trial of Aquatic Versus Land Exercise to Improve Balance, Function, and Quality of Life in Older Women With Osteoporosis. University of Toronto Press Incorporated, 2008.

Arnold, C.M., et al. A Randomized Clinical Trial of Aquatic Versus Land Exercise to Improve Balance, Function, and Quality of Life in Older Women With Osteoporosis. University of Toronto Press Incorporated, 2008.