Pringle, Laurence P. <br/><br/>
Ecology;  science of survival, 
by Laurence Pringle. 
 - New York,  Macmillan  [1971] 
<br/><br/>Bibliography: p. [146]-148. 
<br/><br/> An introduction to the basic principles of ecology such as natural cycles, population patterns, ecosystems, biomes, and natural and man-made environmental changes. 
<br/><br/><label>ISBN: </label>  
<br/><br/><label>LCCN: </label>72158171 /AC 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology -- Juvenile literature.--Ecology -- Juvenile literature.<br/>Ecology.
<br/><br/><label>LC Class. No.: </label>QH541.14  / .P75 
<br/><br/><label>Dewey Class. No.: </label>574.5