Eutrophication in large lakes and impoundments : report 
compiled by C P Milway 
 - Paris  Organisation for economic co - operation and development  1968 
 - 560p. ;  24cm 
<br/><br/> Upasala Symposium 
<br/><br/><label>Dewey Class. No.: </label>574.52632  /  MIL