@inbook{6152377,
author={Nancy Hamilton and Wendi Weimar and Kathryn Luttgens},
title={Chapter 20. Locomotion: The Aquatic Environment},
booktitle={Kinesiology: Scientific Basis of Human Motion, 11e},
publisher={The McGraw-Hill Companies},
address={New York, NY},
year={2008},
url={accessphysiotherapy.mhmedical.com/content.aspx?aid=6152377}
}