00638nam a2200217Ia 4500 55882 BIBL 20160527190105.0 060630s1963 sp b 000 0 spa 64041204 PUCPR cicg KKT 1504 .B6 1963 Borrajo Dacruz, Efrén. 64168 Local Estudios jurídicos de previsión social Efrén Borrajo Dacruz. Madrid Aguilar 1962, 1963. 217 p. 21 cm. Bibliographical notes. Social security Spain. 171862 Local Insurance, Social Spain. 115191 Local 42609 42609 0 0 lc 0 KKT_1504_000000000000000__B6_1963 0 cil 104961 7 7 4 2016-05-27 80806 0 KKT 1504 .B6 1963 70000000042957 2016-05-27 00:00:00 r:55882 z:NCC:L 6