Não informado. (1979). Cement, Concrete and Aggregates. American Society for Testing and Materials.
Cita Chicago Style (17a ed.)Não informado. Cement, Concrete and Aggregates. Philadelphia, Pa: American Society for Testing and Materials, 1979.
Cita MLA (8a ed.)Não informado. Cement, Concrete and Aggregates. American Society for Testing and Materials, 1979.
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