(1920). Procedure for establishing list of permissible miners' flame safety lamps; character of tests, conditions under which lamps will be tested, and fees. GPO.
Chicago Style (17th ed.) CitationProcedure for Establishing List of Permissible Miners' Flame Safety Lamps; Character of Tests, Conditions Under Which Lamps Will Be Tested, and Fees. [Washington]: GPO, 1920.
MLA (9th ed.) CitationProcedure for Establishing List of Permissible Miners' Flame Safety Lamps; Character of Tests, Conditions Under Which Lamps Will Be Tested, and Fees. GPO, 1920.
Warning: These citations may not always be 100% accurate.