@book{53939,
	author = {Day, David, and ebrary, Inc.},
	title = {Professionals, amateurs and performance},
	publisher = {Peter Lang,},
	year = {c2012.},
	series = {Sports, history and culture ;},
	address = {New York :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10620583}
}