Maling, D. H., <br/><br/>
Measurements from maps :  principles and methods of cartometry / 
by D. H. Maling 
 - Oxford :  Pergamon Press,  1989 
 - 577 p. :  ill. ;  23 cm. 
<br/><br/><label>ISBN: </label>0080302904 
<br/><br/><label>LCCN: </label>88-15252 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cartometry