Data book of world lake environments :  a survey of the state of world lakes / 
edited by Lake Biwa Research Institute and International Lake Environment Committee. 
 - Otsu, Japan :   United Nations Environment Programme :   [1987-1991] 
 - v.5 :   il., maps  ;   31 cm. 
<br/><br/><label>LCCN: </label>89153185  
<br/><br/><label>Subjects--Topical Terms: </label><br/>LAGOS<br/>ECOLOGIA DE LAGOS
<br/><br/><label>LC Class. No.: </label>GB1603.2  / .D38 1987 
<br/><br/><label>Universal Decimal Class. No.: </label>556.55