Hawley, Amos H <br/><br/>
Human ecology  a theory of community structure 
Amos H. Hawley 
 - Islamabad  National Book Foundation  1950 
 -  xvi, 456p 
<br/><br/> Includes index 
<br/><br/><br/>eng 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human ecology
<br/><br/><label>Dewey Class. No.: </label>304.2  / HAH