Langley, Andrew. <br/><br/>
Science and technology / 
by Andrew Langley. 
 - Oxford :  Oxford,  2002. 
 - 29 p. :  illus ;  28 cm. 
 - Oxford first encyclopedia. .
 - Oxford first encyclopedia. .
<br/><br/><label>ISBN: </label>0199109745 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Encyclopedias, juvenile.<br/>Technology--Encyclopedias, juvenile.