APA (7th ed.) Citation

(1932). Miscellaneous portable and semiportable electric mine lamps: Procedure in testing, fees charged, and requirements for approval. U.S. Government Printing Office.

Chicago Style (17th ed.) Citation

Miscellaneous Portable and Semiportable Electric Mine Lamps: Procedure in Testing, Fees Charged, and Requirements for Approval. [Washington?]: U.S. Government Printing Office, 1932.

MLA (9th ed.) Citation

Miscellaneous Portable and Semiportable Electric Mine Lamps: Procedure in Testing, Fees Charged, and Requirements for Approval. U.S. Government Printing Office, 1932.