Luther H Co. <br/><br/>
Project aqua A source book of inland waters proposed for conservation 

 - London  International biological programme         1971 
 - xiii, 239p.  cm. ill 
 - IBM handbook; 21 .
<br/><br/><label>Standard No.: </label>43970 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Hydro-biology<br/>Biology
<br/><br/><label>Dewey Class. No.: </label>G955:527, L1