000			00326nam a2200145Ia 4500
008			170806s9999 xx 000 0 und d
020			_a9780761943631
100			_aRoger saps
245		0	_aData Collection and Analysis
250			_a2 nd
260			_bSage Publication
300			_a332
700			_aJupp, V.
942			_cBK
999			_c3491 _d3491