Putman, R.J. . <br/><br/>
Principles of ecology /  

 - London :   Crom Helm ,   1984 
 - 385p :  
<br/><br/><label>ISBN: </label>0-7099-2050-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Life Science <Ecology>
<br/><br/><label>Dewey Class. No.: </label>G:5  / M4;2