APA (7th ed.) Citation

Williams, S. R. (1942). Hardness and hardness measurements. The American Society for Metals.

Chicago Style (17th ed.) Citation

Williams, Samel Robinson. Hardness and Hardness Measurements. Cleveland, O.: The American Society for Metals, 1942.

MLA (9th ed.) Citation

Williams, Samel Robinson. Hardness and Hardness Measurements. The American Society for Metals, 1942.

Warning: These citations may not always be 100% accurate.