Eicher, Don L. <br/><br/>
Geologic time / 
[by] Don L. Eicher. 
 - viii, 149 pages :  illustrations ;  22 cm. 
 - Foundations of earth science series .
<br/><br/>Bibliography: p. 143-145. 
<br/><br/><label>LCCN: </label>68010423  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geological time.<br/>Geology, Stratigraphic.
<br/><br/><label>LC Class. No.: </label>QE508  / .E38 
<br/><br/><label>Dewey Class. No.: </label>551.7/01