@misc{Nickles_John_Milton_(1859-1945)_Bulletin,
 author={Nickles, John Milton (1859-1945)},
 howpublished={online},
 publisher={Government Printing Office.},
 language={eng},
 title={Bulletin 698. Bibliography of North American geology for 1918 with subject index},
 type={journal},
 keywords={geology, mineralogy, United States of America, journals},
}