Pike, Katy Turner, Garda <br/><br/>
Subtraction Strategies 
by Katy Pike and Garda Turner 
 - Australia  Blake Publishing  2007 
 - 16p. 
 - Viva Easy Maths Learner .
<br/><br/><label>ISBN: </label>9788130905785 
<br/><br/><label>Dewey Class. No.: </label>372.7  / PIK