Maramba, Felix D.,  1897- <br/><br/>
Biogas and waste recycling :  the Philippine experience / 
Felix D. Maramba, Sr. ; contributing authors, Enrico D. Obias ... [et al.]. 
 - Metro Manila, Philippines :  Maya Farms Division, Liberty Flour Mills,  c1978. 
 - xx, 230 p. :  ill. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biogas--Philippines.