Spencer, Edgar W. <br/><br/>
Introduction to the structure of the earth 
Edgar W. Spencer 
 - 3rd ed. 
 - New York:  McGraw-Hill,  1988. 
 - xii, 551p. 
<br/><br/> HB 
<br/><br/><br/>Eng 
<br/><br/><label>ISBN: </label>0070601984 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology, Structural
<br/><br/><label>Dewey Class. No.: </label>551.8  / SPI