@book{979,
	author = {Allen, R.G.D.},
	title = {Análisis matemático para economistas.},
	publisher = {Aguilar, },
	year = {1952.},
	series = {Bib. de Cs. Soc. - Sección primera: Economía.},
	address = {Madrid : },
	edition = {2da.ed.},
	note = {Incluye bibliografía.}
}