Pipe J World Energy Issues Biofuels A Threat to Foods? - Second Edition - London: Franklin Watts; c2010 - 32 Pages.; Colouredc Pictures 29 cm Juniour Non-Fiction -;Juvenile Literature ISBN: 9780749690816 Hard Cover Subjects--Topical Terms: Subjects--Geographic Terms: Dewey Class. No.: J 333.9539 PIPE