@article{148937,
      note = {Includes index.},
      author = {Trevathan, Wenda.},
      url = {http://library.usi.edu/record/148937},
      title = {Human birth : an evolutionary perspective /},
      publisher = {Aldine De Gruyter,},
      recid = {148937},
      pages = {xii, 268 p. :},
      address = {New York :},
      year = {1987},
}