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_d35259
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020 _a415195411
082 _a370.72
_bCOH
_223
100 _aCOHEN, Louis
100 _aManion, Lawrence
100 _aMorrison, Keith
245 _aResearch methods in education /
_cby Louis Cohen, Lawrence Manion and Keith Morrison
250 _a5th ed.
260 _aLondon
_bRoutledge falmer
_c2003
300 _axvi, 446p.
500 _aIncludes notes, bibliography & index
650 _aEducation - research
942 _cR