@article{263884,
      author = {Singer, Peter,},
      url = {http://library.usi.edu/record/263884},
      title = {A Companion to ethics [electronic resource] /},
      publisher = {Blackwell Reference,},
      recid = {263884},
      pages = {1 online resource (xxii, 565 p.)},
      address = {Oxford, UK ;},
      year = {1993},
}