@book{5234,
	author = {Adams,, Christine A. and Alley,, R. W.},
	title = {Saber agradecer},
	publisher = {Paulinas,},
	series = {Minilivros auto-ajuda},
	address = {Prior Velho},
	url = {http://rnod.bnportugal.gov.pt/ImagesBN/winlibimg.aspx?skey=&doc=1832719&img=22901&save=true}
}