@book{7876,
	author = {RONZANO LLODRA, EDUARDO. and DAPENA BAQUEIRO, JOSE LUIS.},
	title = {TRATAMIENTO BIOLOGICO DE LAS AGUAS RESIDUALES/ },
	publisher = {DIAZ DE SANTOS},
	year = {\\\\},
	address = {MADRID: },
	note = {BIBLIGRAFIA: P. 497-511.}
}