00442nam a2200145 i 4500001000700000003000900007007000300016008004100019100002600060245008200086260003100168300003500199852003100234852003100265149284ES-MaACLt|071019s1948 sp ||||1| spa d1 aVegas Pérez, Angel.10aMatemáticas para economistas b: curso general / cpor Angel Vegas Pérez. aMadrid : bDossat, c1948. aXII, 527 p. : bil. ; c25 cm. aES-MaACLjE-3315 bR.24450 aES-MaACLjE-4801 bR.25335