@book{228403,
	author = {Whipple, Thomas J. and Eckhardt, Robert B. and ebrary, Inc.},
	title = {The endurance paradox},
	publisher = {Left Coast Press,},
	year = {c2011.},
	address = {Walnut Creek, Calif. :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10460298}
}