@book{207527,
	author = {Whaley, Mitchell H.},
	title = {ACSM's guidelines for exercise testing and prescription},
	publisher = {Lippincott Williams & Wilkins},
	year = {c2006.},
	address = {Philadelphia, Pa.},
	edition = {7th ed.},
	note = {"30th Anniversary edition"--Cover.},
	url = {http://www.loc.gov/catdir/enhancements/fy0712/2004057756-d.html}
}