@book{35038,
	author = {Way,, Steve and Law,, Felicia and Beech,, Mark},
	title = {Que problema!},
	publisher = {Everest,},
	year = {imp. 2010},
	series = {Simplesmente matemática},
	address = {Rio de Mouro,},
	url = {http://rnod.bnportugal.gov.pt/ImagesBN/winlibimg.aspx?skey=&doc=1794859&img=2929&save=true}
}