000 00354nas a2200157 a 4500
001 45554
003 115037
005 20201118102103.0
008 ||||||n9999 ||| || ||
041 _aspa
245 0 _aCoyuntura Social - No.7
260 _aBogotá :
_bFEDES,
_c1992.
562 _e3
773 _016638
_aCoyuntura Social
942 _cSISS
999 _c45554
_d45554