R L Singh <br/><br/>
Elements of practical geography/ 
by R L Singh 
 - New Delhi:  Kalyani,  1992. 
 - 421p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Map Scales<br/>Geography<br/>Map Drawing
<br/><br/><label>Dewey Class. No.: </label>912.0148  / RLS/E