Australian Mineral Foundation & Rowlands, D. (1981). Coal technology and coal utilization: Seminar. Australian Mineral Foundation.
Citace podle Chicago (17th ed.)Australian Mineral Foundation a D. Rowlands. Coal Technology and Coal Utilization: Seminar. [Adelaide, S.A.]: Australian Mineral Foundation, 1981.
Citace podle MLA (8th ed.)Australian Mineral Foundation a D. Rowlands. Coal Technology and Coal Utilization: Seminar. Australian Mineral Foundation, 1981.
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