Heady, Earl o   . <br/><br/>
Spatial sector programming models in agriculture /  
by Earl o Heady and Uma K Srivastava. 
 - Iowa :   Iowa state university press ,   1975. 
 - xvii,484p. :   ills. maps ;   25cm .  
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>0813815754  NULL 
<br/><br/><label>Subjects--Index Terms: </label>AGRICULTURE AND SATE-MATHEMATICAL MODELS 
<br/><br/><label>Dewey Class. No.: </label>338.180184  / HEA/S