@article{414992,
      author = {Wellington, J. J.},
      url = {http://library.usi.edu/record/414992},
      title = {Practical work in school science which way now? /  [electronic resource] :},
      publisher = {Routledge,},
      recid = {414992},
      pages = {xvi, 293 p. :},
      address = {London ;},
      year = {1998},
}