000 00307nam a2200133Ia 4500
008 160316s1977 xxu||||| |||| 00| 0 eng d
020 _a
100 _aWillis Peterson
245 _aPrinciples Of Economics:Micro
250 _a3
260 _a
_bILLINOIS,RICHARD D IRWIN
_c1977
300 _a441
700 _a
_a
999 _c4757
_d4757