Wikang Filipino: Kasaysayan at pag-unlad 
Catacata, Pamfilo D. 
 -  Rex Book Store.  2005 
 - vii, 187 pages 
<br/><br/>
<br/><br/><label>ISBN: </label>9-71234211-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Filipino language -- History.
<br/><br/><label>Dewey Class. No.: </label>F499.211 C357 2005