000 00455nam a2200181Ia 4500
008 180424s9999 xx 000 0 und d
020 _a852261217
084 _a519.52 C2
100 _a"Cochran, William G"
245 0 _aSampling Techniques
250 _a\\197703ENGGPCX
260 _aNew Ageinternational (P) Limited
260 _b1977
260 _cNew Delhi
300 _axvi+428 p
500 _aincludes index and biblioraphy
942 _cBK
999 _c50638
_d50638