APA aipamena

Harrison Safety Boiler Works (Philadelphia). (1918). Finding and stopping waste in modern boiler rooms. Harrison Safety Boiler Works.

Chicago Style aipamena

Harrison Safety Boiler Works (Philadelphia). Finding and Stopping Waste in Modern Boiler Rooms. Philadelphia, Pa.: Harrison Safety Boiler Works, 1918.

MLA aipamena

Harrison Safety Boiler Works (Philadelphia). Finding and Stopping Waste in Modern Boiler Rooms. Harrison Safety Boiler Works, 1918.

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