Heffernan, D. A.,  <br/><br/>
The world of science:  Book 1 / 
D.A. Heffernan, M.S. Learmonth. 
 - 1st edition 
 - 283 pages :  illustrations ;  25 cm. 
<br/><br/><label>ISBN: </label>0582685559  Hadiah 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science.