Showing 1 - 3 results of 3 for search 'Phillips, Barbara G.', query time: 0.13s Refine Results
  1. 1
    Status of non-native plant species, Tonto National Monument, Arizona /
    by Phillips, Barbara G.
    Published 1992
    Book
  2. 2
    History of fire and fire impacts at Tonto National Monument, Arizona /
    by Phillips, Barbara G.
    Published 1997
    Book
  3. 3
    Monitoring the effects of recreational use on Colorado River beaches in Grand Canyon National Park /
    Published 1986
    Other Authors: “...Phillips, Barbara G....”
    Book
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