@book{4178,
	author = {Bentley,, Sue and Swan,, Angela},
	title = {ˆA ‰prova de obstáculos},
	publisher = {Civilização,},
	year = {cop. 2010},
	series = {Pónei mágico},
	address = {Porto},
	url = {http://rnod.bnportugal.gov.pt/ImagesBN/winlibimg.aspx?skey=&doc=1847384&img=30932&save=true}
}