Hansen, Wallace R. <br/><br/>
Suggestions to authors of the reports of the United States Geological Survey. 

 - 7th ed. 
 - Washington :  U.S.G.S.,  1991. 
 - 289 p. :  il. ;  28 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Autores<br/>Sugerencias
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Libro
<br/><br/><label>Universal Decimal Class. No.: </label>550:001.8