Baumol, William J.. Economics : principles & policy / William J. Baumol, Alan S. Blinder. - 7th ed. / . - New York : Dryden Press , 1988. - xxxiv,932p : ills,col.figs ; 25cm . NULL ISBN: 0030250528 USD 20.00 Subjects--Index Terms: ECONOMICS Dewey Class. No.: 330 / BAU/E