Trench, Richard <br/><br/>
Forbidden sands :  a search in the Sahara / 
Richard Trench 
 - London :  J. Murray,  1978 
 - 197 p. :  ill. ;  23 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0719533988 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Sahara--Description and travel