000 00258nam a2200109Ia 4500
008 221102s9999 xx 000 0 und d
100 _aHerrera, Felipe
245 0 _aEconomic integration as a prere
260 _bR.G.I.C.S.
_c1987
300 _a40 p.
942 _cBK
999 _c531
_d531