The mineral industry of the British Empire and foreign countries.
[electronic resource]
Statistics, 1920-1922. Felspar.

APA Citation

Great Britain. Imperial Mineral Resources Bureau. (1925). The mineral industry of the British Empire and foreign countries: Statistics, 1920-1922. Felspar. London: H.M. Stationery Off..

MLA Citation

Great Britain. Imperial Mineral Resources Bureau. The Mineral Industry of the British Empire And Foreign Countries: Statistics, 1920-1922. Felspar. London: H.M. Stationery Off., 1925.

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