APA (7th ed.) Citation

(1920). Standards for gas service. U.S. Government Printing Office.

Chicago Style (17th ed.) Citation

Standards for Gas Service. [Washington?]: U.S. Government Printing Office, 1920.

MLA (9th ed.) Citation

Standards for Gas Service. U.S. Government Printing Office, 1920.

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