Putman, Rory, <br/><br/>
Principles of ecology 
R.J. Putman and S.D. Wratten. 
 - London  Croom Helm  1984. 
 - 388pages:  illustration., map  24cm 
<br/><br/>Bibliography: p356-379. - Includes index 
<br/><br/><label>ISBN: </label>0709920164 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology