Julius, Edward H. <br/><br/>
Rapid Math tricks & Tips. 

 - New York :  Jhon Wiley,  1992. 
<br/><br/><label>ISBN: </label>0471575631 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Matemáticas
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Libro
<br/><br/><label>Universal Decimal Class. No.: </label>517(076)