000			00308nam a2200133Ia 4500
008			160316s1976 xxu||||| |||| 00| 0 eng d
020			_a0205047475
100			_aD.R.Cook,
245			_aGuide To Educational Research
250			_a2ND
260			_aBOSTON _bALLYN & BACON _c1976
300			_a197
700			_a _a
999			_c4216 _d4216