000			00314nam a2200133Ia 4500
008			220613s9999||||xx |||||||||||||| ||und||
100			_aRobert E Slavin
245		0	_aResearch Methods in Education A Practical Guide
250			_a1984
260			_bprentice Hall
300			_a306
650			_aOther
942			_cGB
999			_c2715 _d2715