@article{161577,
      recid = {161577},
      author = {Ardley, Neil.},
      title = {The science book of machines /},
      publisher = {Harcourt Brace Jovanovich,},
      address = {San Diego :},
      pages = {29 p. :},
      year = {1992},
      note = {"Gulliver books."},
      abstract = {Simple experiments illustrate mechanical principles.},
      url = {http://library.usi.edu/record/161577},
}