Showing 1 - 4 results of 4 for search 'Hefner, J. M.', query time: 0.03s Refine Results
  1. 1
    Wetlands of Florida, 1950's to 1970's /

    Wetlands of Florida, 1950's to 1970's / by Hefner, J. M.

    Published 1986
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  2. 2
    Florida wetlands : status and trends, 1970's to 1980's /

    Florida wetlands : status and trends, 1970's to 1980's / by Frayer, W. E., Hefner, J. M.

    Published 1991
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  3. 3
    Florida wetlands : status and trends, 1970's to 1980's /

    Florida wetlands : status and trends, 1970's to 1980's / by Frayer, W. E.

    Published 1991
    Other Authors: “…Hefner, J. M.…”
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  4. 4
    Southeast wetlands : status and trends, mid- 1970's to mid- 1980's /

    Southeast wetlands : status and trends, mid- 1970's to mid- 1980's /

    Published 1994
    Other Authors: “…Hefner, J. M.…”
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