@article{312750,
      author = {Knudson, Duane V.,},
      url = {http://library.usi.edu/record/312750},
      title = {Biomechanical principles of tennis technique : using  science to improve your strokes /},
      publisher = {Racquet Tech Pub.,},
      recid = {312750},
      pages = {viii, 136 p. :},
      address = {Vista, Calif. :},
      year = {2006},
}