The control of eutrophication of lakes and reservoirs / 
edited by Sven-Olof Ryding and Walter Rost with the assistance of Dietrich Uhlamnn, Jurgen Clasen, Laszlo Somlyody 
 - Paris :  Unesco ,  1989 
 - 314 p. ;  27 cm. 
 - Man and the biosphere series  vol. 1 .
<br/><br/><label>ISBN: </label>1850702578 
<br/><br/><label>LCCN: </label>89-02992 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Eutrophication--Control--Handbooks, manuals, etc.