@book{50120,
	author = {POLANSKY, NORMAN A.},
	title = {METODOLOGIA DE LA INVESTIGACION DEL TRABAJO SOCIAL},
	publisher = {EURAMERICA},
	year = {1966},
	address = {MADRID},
	edition = {1 ed.},
	note = {BIBLIOGRAFIA},
	url = {https://www.santoandre.sp.gov.br/pesquisa/con_detalhe.asp?ID=62791&vHistoryNovo=sim}
}