Walters.R.C.S. <br/><br/>
Dam Geology.(1971). 

 - 2nd Ed. 
 -  Butter worths  1973 
 - 470p.  23 cm. 
<br/><br/><br/>Text in English 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>CIVI
<br/><br/><label>Index Terms--Genre/Form: </label><br/>H-11
<br/><br/><label>Dewey Class. No.: </label>23G-305  / WAL