Ryabchikov, A. <br/><br/>
The chaning face of the Earth  : the structure and dynamics of the geosphere, its natural development and the changes caused by man 

 - Moscow  Progress  1975 
 -  205p. 
<br/><br/><br/>eng 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earth
<br/><br/><label>Dewey Class. No.: </label>525  / RYC