Queen's University, Kingston, Ont. Centre for Resource Studies Advisory Council. (1978). Current concerns in mineral policy: Proceedings of the fourth annual meeting CRS advisory council, April 12-14, 1978. Queen's University of Belfast. Centre for Resource Studies.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিQueen's University, Kingston, Ont. Centre for Resource Studies Advisory Council. Current Concerns in Mineral Policy: Proceedings of the Fourth Annual Meeting CRS Advisory Council, April 12-14, 1978. Ontario: Queen's University of Belfast. Centre for Resource Studies, 1978.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিQueen's University, Kingston, Ont. Centre for Resource Studies Advisory Council. Current Concerns in Mineral Policy: Proceedings of the Fourth Annual Meeting CRS Advisory Council, April 12-14, 1978. Queen's University of Belfast. Centre for Resource Studies, 1978.