@book{48826,
	author = {ACKOFF, RUSSELL L.},
	title = {PLANEJAMENTO DE PESQUISA SOCIAL},
	publisher = {HERDER},
	year = {1967},
	address = {SAO PAULO},
	edition = {1 ed.},
	note = {BIBLIOGRAFIA. NOTAS DE RODAPE},
	url = {https://www.santoandre.sp.gov.br/pesquisa/con_detalhe.asp?ID=61132&vHistoryNovo=sim}
}