Directory of producers of mineral raw materials, exclusive of oil and gas, in Indiana,
by Eugene Callaghan and Jean Ecker.
APA Citation
Callaghan, E., Ecker, J. (1948). Directory of producers of mineral raw materials, exclusive of oil and gas, in Indiana. Bloomington.
MLA Citation
Callaghan, Eugene, 1904-1990, and Jean Ecker. Directory of Producers of Mineral Raw Materials, Exclusive of Oil And Gas, In Indiana. Bloomington, 1948.
Warning: These citations may not always be complete (especially for serials).