Ward, R. C. <br/><br/>
Principles of hydrology / 
R. C. Ward and M. Robinson 
 - 4th ed 
 - London:   McGraw-Hill,   2000 
 - xiv, 450 p.:   ill.;   25 cm 
<br/><br/> Includes index 
<br/><br/>Bibliography: p. 375-420 
<br/><br/><label>ISBN: </label>0077095022 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hydrology