United States Civil Service Commission. (1919). Instructions to applicants for examination for mechanical trades and other noneducational positions in departmental and Indian services. U.S. GPO.
Chicago Style (17th ed.) CitationUnited States Civil Service Commission. Instructions to Applicants for Examination for Mechanical Trades and Other Noneducational Positions in Departmental and Indian Services. Washington: U.S. GPO, 1919.
MLA (9th ed.) CitationUnited States Civil Service Commission. Instructions to Applicants for Examination for Mechanical Trades and Other Noneducational Positions in Departmental and Indian Services. U.S. GPO, 1919.
Warning: These citations may not always be 100% accurate.