The Bureau of Mines minerals availability system :
an update of Information circular 8654 /
by Herbert R. Babitzke ... [et al.].

APA Citation

Babtizke, H. R., United States. Bureau of Mines. Division of Minerals Availability. (1982). The Bureau of Mines minerals availability system: an update of Information circular 8654. [Avondale, Md]: U.S. Dept. of the Interior, Bureau of Mines .

MLA Citation

Babtizke, Herbert R, and United States. Bureau of Mines. Division of Minerals Availability. The Bureau of Mines Minerals Availability System: an Update of Information Circular 8654. [Avondale, Md]: U.S. Dept. of the Interior, Bureau of Mines , 1982.