Praxis :  revista puertorriqueña de educación 

 - Río Piedras, P.R.  1974- 
 - volumes :  illustrations (black and white) ;  28 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education--Puerto Rico--Periodicals
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Puerto Rico--Periodicals.