000 00344nam a2200133Ia 4500
008 140215s9999 xx 000 0 und d
084 _aB28
_bCOC;1972
100 _aCochran, W G.
245 _aSampling Techniques /
_b
260 _bWiley Eastern Private Ltd. ,
_aNew Delhi :
_c1972
300 _a413 p :
650 _aStatistics
942 _2cc
_cBK
999 _c9728
_d9728