RYABCHIKOV, A. <br/><br/>
The changing face of the earth: the structure and dynamics of the geosphere, its 
/ A.Ryabchikov 
 - Moscow  Progress pub.  1975 
 - 205 p. 
<br/><br/> Includes appendix and bibliography. 
<br/><br/><label>Dewey Class. No.: </label>910.11  / RYA