Investigation of the north Arkansas zinc mines :
Searcy, Boone, and Newton Counties, Ark. /
by R.B. McElwaine, T.M. Romslo, and J.R. Thoenen.
APA Citation
United States. Bureau of Mines. (1948). Investigation of the north Arkansas zinc mines: Searcy, Boone, and Newton Counties, Ark.. [Washington, D.C.] : United States Department of the Interior, Bureau of Mines.
MLA Citation
United States. Bureau of Mines. Investigation of the North Arkansas Zinc Mines: Searcy, Boone, And Newton Counties, Ark.. [Washington, D.C.] : United States Department of the Interior, Bureau of Mines, 1948.
Warning: These citations may not always be complete (especially for serials).