(1979). Proceedings of workshop on biogas and other rural energy resources, held at Suva, and the roving seminar on rural energy developmment, held at Bangkok, Manila, Tehran and Jakarta. New York: United Nations.

Proceedings of Workshop On Biogas and Other Rural Energy Resources, Held At Suva, and the Roving Seminar On Rural Energy Developmment, Held At Bangkok, Manila, Tehran and Jakarta. New York: United Nations, 1979.

Proceedings of Workshop On Biogas and Other Rural Energy Resources, Held At Suva, and the Roving Seminar On Rural Energy Developmment, Held At Bangkok, Manila, Tehran and Jakarta. New York: United Nations, 1979.