Pearl, Richard M. <br/><br/>
Guide to geologic literature. 

 - New York :  McGraw-Hill,  1951. 
 - 239 p. ;  23 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geología<br/>Guía
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Guía
<br/><br/><label>Universal Decimal Class. No.: </label>550:016