United States. Provost Marshal General's Bureau. (1917). Important instructions to boards relating to selective service regulations promulgated by the President, Nov. 8, 1917, under authority of Act of Congress approved May 18, 1917. U.S. GPO.
Chicago Style (17th ed.) CitationUnited States. Provost Marshal General's Bureau. Important Instructions to Boards Relating to Selective Service Regulations Promulgated by the President, Nov. 8, 1917, Under Authority of Act of Congress Approved May 18, 1917. Washington: U.S. GPO, 1917.
MLA (9th ed.) CitationUnited States. Provost Marshal General's Bureau. Important Instructions to Boards Relating to Selective Service Regulations Promulgated by the President, Nov. 8, 1917, Under Authority of Act of Congress Approved May 18, 1917. U.S. GPO, 1917.