@article{95453,
      author = {Adams, Ansel, and Newhall, Nancy},
      url = {http://library.usi.edu/record/95453},
      title = {This is the American earth},
      publisher = {Sierra Club},
      recid = {95453},
      pages = {xviii, 89 p.},
      address = {San Francisco,},
      year = {1960},
}