Journal of policy modeling
32
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| Published: |
North Holland : Society for Policy Modeling,
1979
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| Subjects: | |
| Online Access: | http://proquest.umi.com/pqdweb?RQT=318&TS=1110510425&clientId=21690&VType=PQD&VName=PQD&VInst=PROD&pmid=9089&PageNum=1 |