Ager, D. V. <br/><br/>
Principles of paleoecology  an introduction to the study of how and where animals and plants lived in thepast / 
by Derek V. Ager. 
 - New York :  McGraw-Hill Book,  1963. 
 - xi, 371 p. :  ill. ;  24 cm. 
 - International series in the earth sciences .
 - International series in the earth sciences .
<br/><br/>Includes bibliography. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Paleoecology.