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020 _a9966838009
040 _cCHUKA UNIVERSITY
050 _aQD 40 .W3
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100 _aWACHANGA S.W
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245 _aCHEMISTRY EDUCATION; An introduction to chemistry teaching methods
260 _aNJORO,KENYA.
_bEUP
_c1991
300 _a110P
650 _aCHEMISTRY
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