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9Weisburd, D. and J. Eck. What Can Police Do to Reduce Crime, Disorder, and Fear[J]. Annals of the American Academy of Political and Social Science, 2004,593: 42-65.
10Weisburd, D. and J. Eck. What Can Police Do to Reduce Crime, Disordor, and Fear[J]. Annals of the American Academy of Political and Social Science, 2004,593: 42-65.
