THOMANN(ROBERT V) <br/><br/>
Systems Analysis and Water Quality Management 

 -  1972  McGraw Hill Book Company Inc. 
 - 1-286  0  Paper 
<br/><br/> Hard Binding 
<br/><br/><label>ISBN: </label>0-07-064214-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil & Water Conservation
<br/><br/><label>Dewey Class. No.: </label>DT2:9(B3)       L2