Indian Bureau of Mines. Mineral Economics Division. (1975). Kyanite & sillimanite: A market survey. Issued by Controller, Indian Bureau of Mines.
Παραπομπή σε μορφή Chicago (17η εκδ.)Indian Bureau of Mines. Mineral Economics Division. Kyanite & Sillimanite: A Market Survey. Nagpur: Issued by Controller, Indian Bureau of Mines, 1975.
Παραπομπή σε μορφή MLA (8th εκδ.)Indian Bureau of Mines. Mineral Economics Division. Kyanite & Sillimanite: A Market Survey. Issued by Controller, Indian Bureau of Mines, 1975.
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