Elementary soil and water engineering  Second ed. 
Glenn O. Schwab...,[et. al.] 
 - [Second edition] 
 - Canada  John Wiley & Sons  1957 
 - vii, 316p.  ill.  22 cm 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>0471765260 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hydraulic engineering<br/>Soil conservation