Leong Goh Cheng <br/><br/>
Certificate regional geography: North America 

 - 2nd 
 - London, UK  Longmans, Green and Co.   1970 
 - 122p. 
 - New Oxford progressive geography .
<br/><br/><label>ISBN: </label>0-19-580663-8 
<br/><br/><label>Source: </label>Textual