Geological Society of America bulletin 
 Bulletin, Geological Society of America  Geological Society of America bulletin, part I 

 - New York, N.Y. :  GEOLOGICAL SOCIETY OF AMERICA, 
 - Mensual 
<br/><br/><label>ISSN: </label>0016-7606 
 = Geological Society of America bulletin 
 = geol. soc. am. bull.