Straker, Anita <br/><br/>
Mental maths 3 
Anita Straker 
 - 1st ed 
 - Cambridge  Cambridge University Press 
 - 34 p. : ill 
<br/><br/><label>ISBN: </label>9788175961982 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510 STR