Biblio

I. N. Consortium Delhi, “Biogas from human waste : workshop held in Delhi, August 22-23, 1986”. Consortium on Rural Technology, New Delhi, India, p. v, 152 p.: fig., tab., 1987.

I. N. Consortium Delhi and Trust, Iof Social, “Rural sanitation, technology options : based on workshop to identify and appraise technolgy for sanitary latrines, bio-gas plants and smokeless chulahs, Delhi, 1981”. Institute of Social Studies Trust, New Delhi, India, p. 80 p. : figs., 1981.