@article{61672,
      note = {First-3d ed. published under title: Mathematical  recreations and problems of past and present times.},
      author = {Ball, W. W. Rouse and Coxeter, H. S. M.},
      url = {http://library.usi.edu/record/61672},
      title = {Mathematical recreations & essays /},
      publisher = {University of Toronto Press,},
      recid = {61672},
      pages = {xvii, 428 p. :},
      address = {Toronto ;},
      year = {1974},
}