@article{240329,
      author = {Sapsford, Roger. and Jupp, Victor.},
      url = {http://library.usi.edu/record/240329},
      title = {Data collection and analysis /},
      publisher = {Sage in association with Open University,},
      recid = {240329},
      pages = {xxi, 360 p. :},
      address = {London ;},
}