Welch, Paul S. <br/><br/>
Limological methods. 

 - New York :  McGraw-Hill,  1948. 
 - 381 p. :  il. ;  23 cm 
<br/><br/><label>ISBN: </label>070691754 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Corrientes de agua<br/>Lagos<br/>Limnología
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Libro
<br/><br/><label>Universal Decimal Class. No.: </label>551.3