@article{231540,
      recid = {231540},
      author = {Checkland, David, and Wong, James,},
      title = {Teen pregnancy and parenting : social and ethical issues  /},
      publisher = {University of Toronto Press,},
      address = {Toronto ;},
      pages = {xxiv, 184 p. :},
      year = {1999},
      url = {http://library.usi.edu/record/231540},
}