000 00489nam a2200145Ia 4500
008 100324s9999 xx 000 0 und d
100 _aKeller W
245 _aHow trade patterns and technology flow affect productivity growth
260 _c1997
_bWorld Bank
_aWashington DC
300 _bSee WB 338.06 KEL. (Includes Acc Nos. 19731, 19732, 19733, 19734 & 19735)
_a17p.
366 _b1997
650 _aTRADE
942 _cBK
999 _c80470
_d80470