000 00309nam a2200097Ia 4500
008 120224s9999 xx 000 0 und d
082 _a574.50182
_bGRE
100 _aGreen, Robert H
245 _aSampling design and statistical methods for environmental biologists
260 _bJohn Wiley
_aNew York
_c1979
999 _c134361
_d134361