Weights and measures : fourteenth annual conference of representatives from various states held at the Bureau of Standards, Washington, D.C., May 23, 24, 25, and 26, 1921

Chicago citation style
Weights and measures : fourteenth annual conference of representatives from various states held at the Bureau of Standards, Washington, D.C., May 23, 24, 25, and 26, 1921. 1922. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/011444528. (Accessed November 13, 2018.)
APA citation style
(1922) Weights and measures : fourteenth annual conference of representatives from various states held at the Bureau of Standards, Washington, D.C., May 23, 24, 25, and 26, 1921. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/011444528
MLA citation style
Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/011444528>.
Note: These citations are programmatically generated and may be incomplete.