John L. Erlich

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Strategies of community interventionJack Rothman, John L. Erlich et al.
Strategies of community intervention
Jack Rothman, John L. Erlich, John E. Tropman · 2001 · 504 pages
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Tactics & techniques of community interventionJohn E. Tropman, John L. Erlich et al.
Tactics & techniques of community intervention
John E. Tropman, John L. Erlich, Jack Rothman · 2000 · 552 pages
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