Science year :  1995. 

 - Chicago :  World book, Inc.,  1994. 
 - 368 p. :  ill.;  24 cm. 
<br/><br/><label>ISBN: </label>0716605953 00807621 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science.
<br/><br/><label>Dewey Class. No.: </label>REF