Mamuad, Joenel R. <br/><br/>
Design, fabrication and testing of a laboratory scale biodigester for biogas production / 
Joenel R. Mamuad, Jerome D. Raptista  
 - City of Batac :  MMSU,  2017. 
 - xiv, 59 leaves :  photos ;  28 cm. 
<br/><br/> Thesis (BS in Chemical Engineering) -- Mariano Marcos State University -- College of Engineering, City of Batac, 2017.<br/> 
<br/><br/>Bibliography : leaf 50.