Oxlade, Chris. Energy Suplies / by Chriz Oxlade. - London : Franklin Watts, 2004. - 32 p. : col. ill ; 28 cm. - Action for the environment . - Action for the environment . Includes index. ISBN: 0749655372 Subjects--Topical Terms: Power resourcesPower resources--Juvenile literature. Dewey Class. No.: 333.79