000 00334nam a2200133 4500
020 _a0231033575
050 0 0 _aHB801
_b.L23 1971
100 1 _aLancaster, Kelvin.
245 1 0 _aConsumer demand;
_ba new approach.
260 _aNew York,
_bColumbia University Press,
_c1971.
300 _a177 p.
_bill.
650 0 _aConsumers.
942 _cLL
999 _c4583
_d4583