@misc{Munn_Malcolm_John_(1874-1949)_Bulletin,
 author={Munn, Malcolm John (1874-1949)},
 howpublished={online},
 publisher={Government Printing Office.},
 language={eng},
 type={journal},
 title={Bulletin 547. Reconnaissance of the Grandfield District, Oklahoma},
 keywords={geology, mineralogy, journals, United States of America},
}