Dowdeswell, W.H.,  <br/><br/>
Ecology :  principles and practice / 
W.H. Dowdeswell 
 - London :  Heinemann Educational,  1984 
 - viii, 312 pages :  illustrations ;  23 cm 
<br/><br/> Includes index  Includes table 
<br/><br/><label>ISBN: </label>0435602268 (paperback) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology --Formulas
<br/><br/><label>LC Class. No.: </label>QH541.142 D69