Barnett, Andrew Biogas technology in the Third World : a multidisciplinary review / Andrew Barnett, Leo Pyle, S. K. Subramanian - Ottawa : International Development Research Centre, 1978 - 132 p. : ill. ; 25 cm. - International Development Research Centre ; 103e. . Bibliography : p. 127-132 ISBN: 0889361622 Subjects--Topical Terms: Gas as fuelCombustion gasesGases