Johannsen, Albert. <br/><br/>
Essentials for the microscopical determination of rock-forming minerals and rocks in thin sections 

 - 2 ed. 
 - Chicago :  University Press,  1928 
 - 53 p.  : ilus 
<br/><br/><label>LCCN: </label>17237 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petrología.
<br/><br/><label>Dewey Class. No.: </label>552.8  / J64 1938