Cohee, George V.  1907- <br/><br/>
Changes in Stratigraphic Nomenclature by the U.S. Geological Survey, 1970 / 
By George V. Cohee, Robert G. Bates, and Wilna B. Wright. 
 -- Washington :   United States Government Printing Office,   1971 
 - 38 p. -- 
 (Geological Survey Bulletin  ;  1354-A).
<br/><br/> Fecha real de registro 09-03-1972 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Estratigrafia - Nomenclatura
<br/><br/><label>Universal Decimal Class. No.: </label>551.7