Não informado. (1973). ASTM Standardization News. American Society for Testing and Materials.
Citace podle Chicago (17th ed.)Não informado. ASTM Standardization News. Philadelphia, Pa: American Society for Testing and Materials, 1973.
Citace podle MLA (8th ed.)Não informado. ASTM Standardization News. American Society for Testing and Materials, 1973.
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