@book{1080,
	author = {CENTURION, MARILIA RAMOS and CASSIANO RIEDA},
	title = {NUMEROS E OPERACOES: CONTEUDO E METODOLOGIA DA MATEMATICA},
	publisher = {SCIPIONE},
	year = {1994},
	address = {SAO PAULO},
	edition = {1 ed.},
	url = {https://www.santoandre.sp.gov.br/pesquisa/con_detalhe.asp?ID=3275&vHistoryNovo=sim}
}