@book{1526,
	author = {Powers, Scott K. and Howley, Edward T.,},
	title = {Exercise physiology :},
	publisher = {McGraw-Hill,},
	year = {c2007.},
	address = {Boston :},
	edition = {6th ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0703/2006283912-d.html}
}