(1985). Clays: A chapter from Mineral facts and problems, 1985 edition.
Čikaški stil citiranja (17. izdanje)Clays: A Chapter from Mineral Facts and Problems, 1985 Edition. 1985.
MLA način citiranja (9. izdanje)Clays: A Chapter from Mineral Facts and Problems, 1985 Edition. 1985.
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