Hammond Rolt <br/><br/>
Air survey in economic development 
Hammond Rolt 
 - London  Frederick Muller UK          1967 
 - ix,246p.  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography
<br/><br/><label>Dewey Class. No.: </label>U181:(D:28), K7