Ward,R.C. <br/><br/>
Principles of hydrology 
by R.C.Ward 
 - 4th ed. 
 - London  McGraw-Hall Publishing Company  c2000 
 - xiv,540p.;ill,maps;26cm. -. 
<br/><br/><label>ISBN: </label>0077095022 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hydrology<br/>Hydrography<br/>Water
<br/><br/><label>Dewey Class. No.: </label>551.48  / WAR