Indian Bureau of Mines. Mineral Economics Division. (1975). Kyanite & sillimanite: A market survey. Issued by Controller, Indian Bureau of Mines.
Lua i Stíl Chicago (17ú heag.)Indian Bureau of Mines. Mineral Economics Division. Kyanite & Sillimanite: A Market Survey. Nagpur: Issued by Controller, Indian Bureau of Mines, 1975.
Lua MLA (8ú heag.)Indian Bureau of Mines. Mineral Economics Division. Kyanite & Sillimanite: A Market Survey. Issued by Controller, Indian Bureau of Mines, 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.