Maramba, Felix D. <br/><br/>
Biogas works for pollution control 

<br/><br/> Sobretiro de: Maramba, Felix D.; Biogas and waste recycling: the philippine experience. Philippine, Liberty Flour Mills, 1978. pp. 165-168 
<br/><br/><label>LCCN: </label>30515 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Estiércol, Gases en.<br/>Medio ambiente--Contaminación.