Glen <br/><br/>
Continental drift and plate tectonics 
William Glen 
 - Ohio, USA  Charles E. Merril Publishing Company  1975 
 - iv, 188p.  ill.  25 cm 
<br/><br/>Includes index and bibliography: p. 175-181 
<br/><br/><label>ISBN: </label>0675087996 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Continental drift<br/>Plate tectonics