Willock C <br/><br/>
Africa's rift valley 
Willock C 
 - Amsterdam  time-life books          1974 
 - 184p.  cm. 
<br/><br/> Bibliography 180p 
<br/><br/><label>Standard No.: </label>63526 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tectonics
<br/><br/><label>Dewey Class. No.: </label>H3.6.g1R, L4