00405nam a2200157   45000010005000000030003000050050017000080080041000250350018000660350017000840500023001011000023001242450061001472500011002082600028002199277UR20220428183035.0061102|||||||||||||||||||||||||||||||| d  a(janium) 9266  a(janium)9266 4aHB172.5b.H38 19781 aHaveman, Robert H.10aMarket system, theb : an introduction to microeconomics  a3a ed.  bJohn Wiley & Sonsc1978