000 00289nam a2200121Ia 4500
008 221102s9999 xx 000 0 und d
100 _aKlein, Lawrence R
245 3 _aAn introduction to econometrics
250 _a2nd ed.
260 _bPHI
_aNew Delhi
_c1969
300 _a280 p.
942 _cBK
999 _c390
_d390