Bishop, Amanda. Energy conservation / Amanda Bishop. - New Delhi Pentagon Energy Press 2009. - vii,215p: ill. Hbk. ISBN: 9780761432241 Subjects--Topical Terms: Energy conservationPower resourcesPower (Mechanics)--Juvenile literature. LC Class. No.: TJ163.23 / .B57 2009 Dewey Class. No.: 333.791/6