Becerril Maria Monica <br/><br/>
Matematica 5  Primaria 

 - 1a. 
 - Buenos Aires  Tinta Fresca  2007 
 - 176p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Matematica
<br/><br/><label>Dewey Class. No.: </label>372.7  / BEC