The Functioning of freshwater ecosystems / 
edited by E. D. Le Cren and R. H. Lowe-McConnell. 
 - England :  Cambridge University Press,  1980. 
 - xxix, 588 p. :  ill. 
 - International Biological Programme :  22 .
<br/><br/> Text in English with Contents pages in English, French, Russian, and Spanish. 
<br/><br/><label>ISBN: </label>0521225078 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Freshwater productivity.<br/>Freshwater ecology