000 00298nam a2200109 u 4500
005 20210219155746.0
008 070824s1980 r 000 0 eng d
035 _aUPN01000151415
100 1 _aBloch, Ernest
245 1 3 _aEl principio esperanza /
_cErnest Bloch.
260 _aMadrid :
_bAguilar,
_c1980.
999 _c123552
_d123552