000 00423nam a2200169Ia 4500
008 211115s9999 xx 000 0 und d
020 _a0 85226 122 5
041 _aeng
082 _aB2817
_bK3
100 _aGochran, William G.
245 0 _aSampling techniques /
250 _a2nd edn /
260 _aNew Delhi :
_bWiley Eastern private limited ,
_c1988
300 _a413p :
650 _aMathmatics
942 _cTB
999 _c9523
_d9523