Harker, Alfred. <br/><br/>
The natural history of igneous rocks 

 - York :  MacMillan,  1909 
 - 384 p.  : ilus. 
<br/><br/><label>LCCN: </label>73684 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petrología.<br/>Rocas ígneas.
<br/><br/><label>Dewey Class. No.: </label>552.1  / H37