@article{303692,
      author = {Darwin, Charles, and Wilson, Edward O.},
      url = {http://library.usi.edu/record/303692},
      title = {From so simple a beginning : the four great books of  Charles Darwin /},
      publisher = {W.W. Norton & Co.,},
      recid = {303692},
      pages = {1706 p. :},
      address = {New York :},
      year = {2006},
}