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082 _aX
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100 _aDavies, Duncan
_95845
245 _aIntroduction to technological economics
300 _cBook
653 _aEconomics
_aBusiness
_aDemography
_aMoney
700 _aMc Carthy, Callum
_95844
942 _cBK
500 _aX K720
003 ViArRB
999 _c89796
_d89796