581.19210954G
V418B
           Veena, D R
               Bio-gas technology a study of community Bio-gas plant \ D R Veena - New Delhi : Ashish Publishing House, 1986.
               ix, 94p.
                Sponsard by UNICEF

                ISBN: 81-7024-028-X

119688
                Subjects: Biogas-India; Biogas industry-India.