Williams, S. R. (1942). Hardness and hardness measurements. The American Society for Metals.
Chicago Style (17th ed.) CitationWilliams, Samuel Robinson. Hardness and Hardness Measurements. Cleveland, O.,: The American Society for Metals, 1942.
MLA (8th ed.) CitationWilliams, Samuel Robinson. Hardness and Hardness Measurements. The American Society for Metals, 1942.
Warning: These citations may not always be 100% accurate.