Gallardo, Mark Alfredo <br/><br/>Makabayan sa Puso at Diwa 5  Heograpiya, Kasaysayan at Sibika  -- Sta. Ana, Manila:  FutureBuilder Publications, Inc.,  2011. <br/> ill., <br/><br/><label>ISBN: </label>978-971-0523-41-2 <br/><br/><label>Dewey Class. No.: </label>GS TB 910 G589 2011