Bagay gabay sa pag sulat sa wikang Filipino / 
Yapan, Alvin B. 
 - Quezon City :  Ateneo De Manila University Press,  2017. 
 - xi, 165 p.; 25.6 cm. 
<br/><br/>Includes indise 
<br/><br/><label>ISBN: </label>9789715508001 
<br/><br/><label>Dewey Class. No.: </label>Fil 499.211 Y25 2017