The sampling and estimation of ore in a mine,
by T. A. Rickard ...

APA Citation

Rickard, T. A. (Thomas Arthur). (1907). The sampling and estimation of ore in a mine. 4th impression. New York and: Hill publishing co..

MLA Citation

Rickard, T. A. (Thomas Arthur), 1864-1953. The Sampling And Estimation of Ore In a Mine. 4th impression. New York and: Hill publishing co., 1907.

Warning: These citations may not always be complete (especially for serials).