Padilla, Michael J. <br/><br/>
Prentice Hall science explorer  
Michael J. Padilla 
 - New Jersey:  Pearson Prentice Hall,  2005. 
 - 842p. 
<br/><br/><br/>Eng. 
<br/><br/><label>ISBN: </label>0131901230 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science-Study and teaching
<br/><br/><label>Dewey Class. No.: </label>507  / PRE