Wragg, Christopher  A.L <br/><br/>
Modern machanics-a vectorial approach 
<label>/ by </label> Wragg, Christopher  A.L 
 - London  Edward Arnold  1972 
 - [10], 349p.  ill.  23 cm. 
<br/><br/><label>ISBN: </label>0713123710 
<br/><br/><label>Dewey Class. No.: </label>531  / WRA