O`Dunn, Shannon  . <br/><br/>
Exploring geology: introductory laboratory activities /  
by Shannon O`Dunn and William D. Sill. 
 - New Jersey :   Prentice Hall, inc. ,   1986 
 - viii, 292p ;  
<br/><br/><label>ISBN: </label>0-13-295668-3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology
<br/><br/><label>Dewey Class. No.: </label>H  / M6