United States. Federal Supply Service. (1922). General schedule of supplies for fiscal year 1923, 1st reduction in prices to class 15: Incandescent electric lamps, reduction in prices, effective Oct. 2, 1922. GPO.
Chicago Style (17th ed.) CitationUnited States. Federal Supply Service. General Schedule of Supplies for Fiscal Year 1923, 1st Reduction in Prices to Class 15: Incandescent Electric Lamps, Reduction in Prices, Effective Oct. 2, 1922. [Washington]: GPO, 1922.
MLA (9th ed.) CitationUnited States. Federal Supply Service. General Schedule of Supplies for Fiscal Year 1923, 1st Reduction in Prices to Class 15: Incandescent Electric Lamps, Reduction in Prices, Effective Oct. 2, 1922. GPO, 1922.
Warning: These citations may not always be 100% accurate.