@misc{Hale_Joseph_Woodwell_Ledwidge_(1886-_)_Practical,
 author={Hale, Joseph Woodwell Ledwidge (1886- )},
 howpublished={online},
 publisher={McGraw-Hill Book Company Inc.},
 language={eng},
 title={Practical mechanics and allied subjects},
 keywords={mechanika praktyczna - poradnik},
}