Aprendiendo a ser... 

 - [San Juan, P. R.  1975.] 
 - 40 p.  ill. 
<br/><br/> Cover-title. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education--Puerto Rico.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Puerto Rico