United States. President., United States. Office of the Federal Register. (1989). Codification of Presidential proclamations and executive orders. Washington, D.C.: Office of the Federal Register, National Archives and Records Service, General Services Administration .MLA Citation
United States. President, and United States. Office of the Federal Register. Codification of Presidential Proclamations And Executive Orders. Washington, D.C.: Office of the Federal Register, National Archives and Records Service, General Services Administration , 1989.
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