@article{109429,
      author = {Pohl, Victoria.},
      url = {http://library.usi.edu/record/109429},
      title = {How to enrich geometry using string designs /},
      publisher = {National Council of Teachers of Mathematics,},
      recid = {109429},
      pages = {68 p. :},
      address = {Reston, Va. :},
      year = {1986},
}