De Villa, Roan R., <br/><br/>
Proposed acoustics design & sound reinforcement system of Nuestra Seįora de la Soledad Parish Church/ 
Roan R. De Villa, Melvin B. Gabua, Abiel Y. Merilles 
 - Nabua, Camarines Sur :  Camarines Sur Polytechnic Colleges ;  2002. 
 - 40 leaves. 
<br/><br/>Undergraduate Thesis (BSECE) - Electronics Engineering