Cedergren, Harry R. <br/><br/>
Seepage, drainage, and flow nets/ 

 - London:  John wiley & sons,  1967. 
 - 489 pages:  illustrations; 
<br/><br/>includes index 
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>627.54 SEE 1967