Gómez López, Nelson, <br/><br/>
Matemática en la educación primaria.  II / 
Nelsón Gómez. 
 - 1 online resource. 
 - Serie Autoaprendizaje  .
 - Serie Autoaprendizaje.  .
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching (Primary)<br/>Education, Primary.
<br/><br/><label>LC Class. No.: </label>QA135.6 ebook