000 nam a22 7a 4500
999 _c120693
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008 200123b xxu||||| |||| 00| 0 eng d
020 _a9780176355197
050 _aLB1028
_b.B36 2010
100 _aBarker, Chairmain
_942430
245 _aScience
_bPerspectives 9
260 _aCanada
_bNelson education
_c2010