RT Book T1 Methods for policy research T2 Applied social research methods series JF Applied social research methods series A1 Majchrzak, Ann LA English PP Beverly Hills, Calif. usw. PB Sage Publ. YR 1984 ED 1. print. UL https://krimdok.uni-tuebingen.de/Record/023090332 NO Literaturverz. S. 105 - 109 CN H97 SN 0803920598 SN 0803920601 K1 Policy sciences : Research