Gega, Peter C. <br/><br/>
Science in elementary education 
Peter C. Gega, Joseph M. Peters. 
 - 8th ed. 
 - Upper Saddle River, N.J.  Merill  c1998. 
 - xx, 668 p.  ill. (some col.), maps (some col.)  24 cm. 
<br/><br/>Includes bibliographical references (p. 630-633) and index. 
<br/><br/><label>ISBN: </label>0136138527 
<br/><br/><label>LCCN: </label>97003542  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Study and teaching (Elementary)
<br/><br/><label>LC Class. No.: </label>LB1585  / .G4 1998 
<br/><br/><label>Dewey Class. No.: </label>372.3/5/044