Dyfyniad APA

British Standards Institution. Methods for sampling and testing of mineral aggregates, sands and fillers. B.S.I.

Dyfyniad Arddull Chicago

British Standards Institution. Methods for Sampling and Testing of Mineral Aggregates, Sands and Fillers. London: B.S.I.

Dyfyniad MLA

British Standards Institution. Methods for Sampling and Testing of Mineral Aggregates, Sands and Fillers. B.S.I.

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