@misc{Pierce_William_Gamewell_(1904-1994)_Bulletin,
 author={Pierce, William Gamewell (1904-1994)},
 copyright={Gdańsk University of Technology Library},
 howpublished={online},
 publisher={Government Printing Office.},
 language={eng},
 type={journal},
 title={Bulletin 847-B. The Rosebud Coal Field Rosebud and Custer Counties, Montana},
 keywords={geology, mineralogy, journals, United States of America},
}