@article{95292,
      recid = {95292},
      author = {Billington, Elizabeth T. and Galster, Robert,},
      title = {Understanding ecology},
      publisher = {F. Warne},
      address = {New York,},
      pages = {88 p.},
      year = {1971},
      abstract = {An introduction to ecology discussing life cycles, the  balance of nature, and the influence of natural forces on  the existence of various forms of life.},
      url = {http://library.usi.edu/record/95292},
}