Showing 1 - 2 results of 2 for search 'Downing, Paul B.', query time: 0.01s Refine Results
  1. 1

    Air pollution and the social sciences formulating and implementing control programs

    Published 1971
    Book

    Air pollution and the social sciences formulating and implementing control programs
  2. 2

    The economics of urban sewage disposal by Downing, Paul B.

    Published 1969
    Book

    The economics of urban sewage disposal

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