000 00270nam a22001217a 4500
020 _a9780486653919
082 _a330.0151
_bLAN
100 _aLANCASTER,KELVIN
245 _aMATHEMATICAL ECONOMICS
260 _bDOVER PUBLICATION
_c1987
300 _a411
942 _2ddc
_cB
999 _c84937
_d84937