Não informado. (1931). Metallurgical Abstracts. Institute of Metals.
Chicago Style (17th ed.) CitationNão informado. Metallurgical Abstracts. London: Institute of Metals, 1931.
MLA (8th ed.) CitationNão informado. Metallurgical Abstracts. Institute of Metals, 1931.
Warning: These citations may not always be 100% accurate.