United States. Department of the Treasury. (1907). General rules and regulations prescribed by Board of Supervising Inspectors as amended Jan., 1907; amendments approved by Secretary of Commerce and Labor, Feb. 25, 1907; edition of Mar. 4, 1907. GPO.
Chicago Style (17th ed.) CitationUnited States. Department of the Treasury. General Rules and Regulations Prescribed by Board of Supervising Inspectors as Amended Jan., 1907; Amendments Approved by Secretary of Commerce and Labor, Feb. 25, 1907; Edition of Mar. 4, 1907. [Washington]: GPO, 1907.
MLA (9th ed.) CitationUnited States. Department of the Treasury. General Rules and Regulations Prescribed by Board of Supervising Inspectors as Amended Jan., 1907; Amendments Approved by Secretary of Commerce and Labor, Feb. 25, 1907; Edition of Mar. 4, 1907. GPO, 1907.