@book{5271,
	author = {MALVEIRA, LINALDO},
	title = {MATEMATICA FACIL: 7 SERIE},
	publisher = {ATICA},
	year = {1987},
	address = {SAO PAULO},
	edition = {1 ed.},
	url = {https://www.santoandre.sp.gov.br/pesquisa/con_detalhe.asp?ID=8850&vHistoryNovo=sim}
}