000			00304nam a2200109Ia 4500
008			190830s9999||||xx |||||||||||||| ||und||
100			_aHull, Félix
245		4	_aThe use of sampling techniques in the retention of records: a RAMP study with guidelines
250			_a1a ed.
260			_c1981
942			_cREF
999			_c3793 _d3793