@book{81647,
	author = {BALLOCH, S. and ET AL. and (ED.)},
	title = {SOCIAL SERVICES: WORKING UNDER PRESSURE},
	publisher = {POLICY PRESS},
	year = {1999},
	address = {BRISTOL},
	url = {http://www.siis.net/documentos/Digitalizados/82565_Social services Working under pressure.pdf}
}