Penketh, F. E. <br/><br/>
Work out of numeracy  BOOK 

 - Londo  Macmillan  1987 
 -  x,275p 
<br/><br/> Includes index 
<br/><br/><br/>eng 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Numeration-Examinations, Questions, etc.
<br/><br/><label>Dewey Class. No.: </label>513.076  / PEW