00608nam a2200193 a 4500 20140414131952.0 110207s19uu xx 00 eng d 1564582329 REF 621.042 Ch35 2000 Challoner, Jack. Energy / written by Jack Challoner. 1st American ed. London ; New York : Dorling Kindersley, 1993. Eyewitness books Surveys various sources of energy and the ways in which they have been harnessed. Power resources. Force and energy. 112822 112822 0 0 0 MU MU REF 2011-02-07 0 REF 621.042 Ch35 2000 M4218 2014-04-14 00:00:00 2014-04-14 BK