Kerrod, Robin. <br/><br/>
Concise encyclopedia of science / 
Robin Kerrod. 
 - London :  Purnell,  c1974. 
 - 256 p. :  ill. (some col.) ;  31 cm. 
<br/><br/> Cover title: Purnell's concise encyclopedia of science.  Includes index. 
<br/><br/><label>ISBN: </label>0361021275 
<br/><br/><label>LCCN: </label>76366020  
<br/><br/><label>Nat. Bib. No.: </label>GB*** 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Encyclopedias, Juvenile.
<br/><br/><label>LC Class. No.: </label>Q123  / .K45 1974 
<br/><br/><label>Dewey Class. No.: </label>503 KER