00379pab a2200121 454500008004000000100001900040245010000059260000900159300001500168362001200183650001800195773004400213180718b1978   xxu||||| |||| 00| 0 eng d  aHalachmi, Arie  aFrom descriptive, explanatory and prescriptive views of policy analysis to a spiral perspective  c1978  ap.957-972.  aOct-Dec  aPolicy making  aIndian Journal of Public Administration