Soil and water conservation engineering / 
Glenn O. Schwab ... [et al.]. 
 - 3rd ed. 
 - New York :  Wiley,  c1981. 
<br/><br/> Previous 2 editions published in 1955 and 1966 entered under R. K. Frevert. 
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>0471030783 
<br/><br/><label>LCCN: </label>80027961 //r85 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil conservation.<br/>Water conservation.<br/>Agricultural engineering.
<br/><br/><label>LC Class. No.: </label>S623  / .F68 1981 
<br/><br/><label>Dewey Class. No.: </label>631.4