@book{3521,
	author = {Perciavalle, Marcelo Luis and Crespin, Marina A},
	title = {UTE & ACE Unión Transitoria de Empresas Agrupación de Colaboración Empresaria.},
	publisher = {Errepar, },
	year = {2004.},
	series = {Sociedades & Concursos.},
	address = {Buenos Aires : },
	edition = {1ra.ed.}
}