Kalendaryong pangkasaysayan (1521-1969) 

 - Manila:  National Historical Institute,  [2011]. 
 - ix, 227 pages :  23 cm. 
<br/><br/><br/>In Filipino. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Historical calendar--Philippines.<br/>Philippines --History.
<br/><br/><label>LC Class. No.: </label>DS 686.62  / K35 2011