000 00291nam a22001217a 4500
008 090620s1980 xxu||||| |||| 00| 0 spa d
082 _a330.33
_bS4
100 _95070
_aSilk, Leonard
245 _aLos economistas
260 _aMarimar
_bMarimar
_c1980
300 _a227 p.
942 _2ddc
_cLIBR
999 _c13584
_d13584