000 00320nam a2200133Ia 4500
005 20260224041009.0
008 260224s9999||||xx |||||||||||||| ||und||
082 _a519.93 COC
100 _aCochran, W.G.
245 0 _aSampling techniques
260 _aNew York: John Wiley & Sons.
_c1977
300 _a428
942 _cBK
999 _c4047
_d4047