000 00310nam a2200145 4500
082 _a330 LIP-I6
100 _aLipsey, Richard G
245 _aIntroduction to positive economics
250 _a6 edition
260 _aLondon
_bELBS
_c1986
300 _a
490 _a
650 _aEconomics
942 _cBK
999 _c591310
_d591310