Readings in aquatic ecology / 
edited  by Richard F. Ford and William E. Hazen  
 - London :  W B Saunders Co ,  1972 . 
 - 397 p.  Paper Back 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology<br/>Population ecology<br/>Biogeochemical cycles
<br/><br/><label>Dewey Class. No.: </label>577.6  / RIC-R