00550nam a2200157 i 450000100060000000300090000600500170001500700030003200800410003524500500007626000740012630000210020085200320022199900170025395201220027075204ES-MaACL20230906172353.0t|040923s1971 sp ||||1| spa d00aGraduados sociales b: legislacioĢn vigente. a[Zaragoza : bColegio Oficial de Graduados Sociales del Ebro, c1971] a72 p. ; c25 cm. aES-MaACLjC-41784 bR.78514 c75204d75204 00104070aATENEOMbATENEOMcDEPO2d2008-01-17eSCl0oC-41784p1078714r2023-02-23 00:00:00w2023-02-23yMONOGRAFIA