@book{58160,
	title = {MATEMATICA: TRIGONOMETRIA},
	publisher = {MARCO},
	year = {1982},
	address = {SAO PAULO},
	edition = {1 ed.},
	url = {https://www.santoandre.sp.gov.br/pesquisa/con_detalhe.asp?ID=72869&vHistoryNovo=sim}
}