Shrock, Robert R. <br/><br/>
Sequence in layered rocks... 

 - New York :  McGraw-Hill,  1948. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petrología
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Libro
<br/><br/><label>Universal Decimal Class. No.: </label>552