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024 _a70763
037 _cTextual
040 _aCSL
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041 _aeng
082 _aG0L, J7
100 _aTyrer F
245 0 _aBiology in the service of man
260 _aLongmans
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300 _avii,312p.
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650 _aBiology
942 _hG0L, J7
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999 _c20021
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