000 00283nam a2200097Ia 4500
008 120224s9999 xx 000 0 und d
082 _a001.433091724
_bCAS
100 _aCasley, D.J.
245 _aData collection in developing countries
260 _bClarendon Press
_aOxford
_c1986
999 _c135325
_d135325