00521nam a2200181 a 4500008004100000020002200041100002000063245006200083260004500145300001200190300002500202650003600227700002100263740002800284003000100312005001700313040000900330                                          a0673166864 (pbk.)1 aByrns, Ralph T.10aTest bank :bEconomics/ cRalph T. Byrns, Gerald W. Stone  aGlenview, Ill. :bScott, Foresman,c1987  a3rd ed.  avi, 486 p. ;c28 cm.  aEconomics xStudy and teaching.  aStone, Gerald W.  aEconomics :bTest bank.20230123133311.0  cNUST