@article{187981,
      recid = {187981},
      author = {White, Laurence B. and Hamilton, Laurie,},
      title = {Gravity : simple experiments for young scientists /},
      publisher = {Millbrook Press,},
      address = {Brookfield, Conn. :},
      pages = {48 p. :},
      year = {1995},
      url = {http://library.usi.edu/record/187981},
}