000 00374nam a2200157Ia 4500
001 MPKV023057
008 120911s9999 xx 000 0 und d
100 _aCochran W G
245 _aSampling Techniques
_cCochran W G;
246 _aSampling Techniques
250 _a3rd Ed.
260 _bWilley Eastern
_c1977
300 _a428
365 _b30
700 _aCochran W G
999 _c22065
_d22065