Ball, A.D <br/><br/>
Work out statistics for advanced level 

 - London  Macmillan  1986 
 - xii,263p.  PB  28cm. 
 - Macmillan Master series .
<br/><br/><label>ISBN: </label>0333403819 
<br/><br/><label>Dewey Class. No.: </label>519.5,  / BAL