APA (7th ed.) Citation

United States. National Bureau of Standards. (1945). Jar Rings for Use in Home Canning, Their Testing and a Proposed Specification. [s.n.].

Chicago Style (17th ed.) Citation

United States. National Bureau of Standards. Jar Rings for Use in Home Canning, Their Testing and a Proposed Specification. [Washington]: [s.n.], 1945.

MLA (9th ed.) Citation

United States. National Bureau of Standards. Jar Rings for Use in Home Canning, Their Testing and a Proposed Specification. [s.n.], 1945.