Metamorfosis ng Wikang Filipino 
Sulyap at titig ni Ponciano B. P. Penida ; Editor,Pamfilo D. Catacataca. 
 -  Grandbooks Publishing, Inc.  2012 
 - xxiii, 279 pages 
<br/><br/>
<br/><br/><label>ISBN: </label>9-71725108-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Filipino language.
<br/><br/><label>Dewey Class. No.: </label>F 499.211 P6498 2012