@article{53421,
      author = {Shephard, Roy J.},
      url = {http://library.usi.edu/record/53421},
      title = {Endurance fitness},
      publisher = {Univ. of Toronto Press},
      recid = {53421},
      pages = {xiii, 246 p.},
      address = {[Toronto]},
      year = {1969},
}