@article{1375665,
      author = {MacGregor, Arthur,},
      url = {http://library.usi.edu/record/1375665},
      title = {Naturalists in the field : collecting, recording and  preserving the natural world from the fifteenth to the  twenty-first century /},
      recid = {1375665},
      pages = {1 online resource (1,039 pages).},
}