Tank, Ronald <br/><br/>
Focus on environmental geology : a collection of  case histories and readings from original  sources 
<label>/ by </label> Tank, Ronald 
 - 2nd ed. 
 - New York  Oxford University Press  1976 
 - [xii],538p. 
<br/><br/>SR 
<br/><br/><label>ISBN: </label>0195019687 
<br/><br/><label>Dewey Class. No.: </label>550  / T