Bug, Amy <br/><br/>
Forces and motion 
Amy Bug 
 - New York  Chelsea House  2008 
 - 134 p. : ill. (some col.), col. maps ; 25 cm 
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780791089316 
<br/><br/><label>ISSN: </label>2007020737 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Force and energy<br/>Motion
<br/><br/><label>Dewey Class. No.: </label>531.6 BUG