@book{5665,
	author = {Sagan,, Carl, and Druyan,, Ann and Silva,, Lucinda Santos},
	title = {Sombras de antepassados esquecidos},
	publisher = {Gradiva,},
	year = {1996},
	series = {Ciência aberta},
	address = {Lisboa},
	edition = {1<U+00AA> ed}
}