000			00378nam a2200145Ia 4500
008			180612s9999||||xx |||||||||||||| ||und||
020			_a194424251
041			_aen
082			_a330.015195
100			_aD J Casley;
245		0	_aData collection in developing countries
260			_aOxford _bClarendon Press ; New York : _cOxford Univ1987
300			_axi,225p.
942			_cPR
999			_c45065 _d45065