000 00307nam a2200121Ia 4500
008 170101s1971 xx 000 0 und d
082 _a330.18 FRA
100 _aFrank Charles R.
245 0 _aStatistics and Econometrics
260 _bHelt, Rinehare & Winston
_c1971
300 _a400 p.
942 _2ddc
_cB
999 _c445166
_d445166