Não informado. (1898). American Society for Testing Materials Proceedings. American Society for Testing and Materials.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. American Society for Testing Materials Proceedings. Philadelphia, Pa: American Society for Testing and Materials, 1898.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. American Society for Testing Materials Proceedings. American Society for Testing and Materials, 1898.
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