Mactal, Ronaldo B. <br/><br/>
Padayon :   araling panlipunan sa siglo 21 (kasaysayan ng daigdig) / 
Ronaldo B. Mactal 
 - Ikalawang edisyon. 
 - Quezon City, Philippines :   Phoenix Publishing House,   c2015. 
 - x, 1010 pages :   illustrations ;   26cm.  + 4 CD 4 3/4 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>9789710636129 
<br/><br/><label>Subjects--Topical Terms: </label><br/>1. Social Studies--Study and Teaching.
<br/><br/><label>Dewey Class. No.: </label>Fil. 499.211 M113p 2015