Long, M. <br/><br/>
World problems  a topic geography 
M. Long, B. S. Roberson 
 - London  English Universities Press  1969 
 - 216 p. ; 17 cm. 
<br/><br/><label>ISBN: </label>3340049952 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography--Study and teaching (Secondary)