000 00321nas a2200145 a 4500
001 71612
003 145693
005 20201118110942.0
008 ||||||n9999 ||| || ||
245 0 _aSintesis Economica - No.169
260 _c1979.
562 _e0
773 _016191
_aSintesis Economica
942 _cSISS
999 _c71612
_d71612