Hammond, Robert. <br/><br/>
Quantitative techniques in geography :  an introduction / 
by Robert Hammond and Patrick McCullagh. 
 - 2nd. 
 - New York :  Oxford University Press,  1978. 
 - xx, 364p.:  ill.;  24 cm. 
<br/><br/> Includes Bibliography and index. 
<br/><br/><label>ISBN: </label>9780198740674 
<br/><br/><label>LC Class. No.: </label>DUCE G70.3.H35