Não informado. (1981). International Journal of Cement Composites and Lightweight Concrete. Construction Industry Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. International Journal of Cement Composites and Lightweight Concrete. Harlow, Inglaterra: Construction Industry Press, 1981.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. International Journal of Cement Composites and Lightweight Concrete. Construction Industry Press, 1981.
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