APA (7th ed.) Citation

United States. Bureau of Standards. (1920). Effects of Cal as accelerator of hardening of Portland cement mixtures. GPO.

Chicago Style (17th ed.) Citation

United States. Bureau of Standards. Effects of Cal as Accelerator of Hardening of Portland Cement Mixtures. [Washington]: GPO, 1920.

MLA (9th ed.) Citation

United States. Bureau of Standards. Effects of Cal as Accelerator of Hardening of Portland Cement Mixtures. GPO, 1920.

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