Angel, Shlomo <br/><br/>
Urban fields  a geometry of movement for regional science 
S. Angel, G.M. Hyman 
 - Pion : London  1976 
 - 11, 179 p. : ill., charts, maps ; 24 cm. 
<br/><br/><label>ISBN: </label>0850860520 
<br/><br/><label>LCCN: </label>76-374504 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Traffic flow--Mathematical models<br/>Regional planning--Mathematical models