APA
United States, Obama B. & United States. (2017). Continuation of the national emergency with respect to Iran: communication from the President of the United States transmitting notification that the national emergency with respect to Iran, originally declared on March 15, 1995, by Executive Order 12957 is to continue in effect beyond March 15, 2017, pursuant to 50 U.S.C. 1622(d); Public law 94--412, Sec. 202(d); (90 Stat. 1257). Washington: U.S. Government Publishing Office.
Chicago
United States, Obama Barack and United States. 2017. Continuation of the national emergency with respect to Iran: communication from the President of the United States transmitting notification that the national emergency with respect to Iran, originally declared on March 15, 1995, by Executive Order 12957 is to continue in effect beyond March 15, 2017, pursuant to 50 U.S.C. 1622(d); Public law 94--412, Sec. 202(d); (90 Stat. 1257). Washington: U.S. Government Publishing Office.
Harvard
United States, Obama B. and United States. (2017). Continuation of the national emergency with respect to Iran: communication from the President of the United States transmitting notification that the national emergency with respect to Iran, originally declared on March 15, 1995, by Executive Order 12957 is to continue in effect beyond March 15, 2017, pursuant to 50 U.S.C. 1622(d); Public law 94--412, Sec. 202(d); (90 Stat. 1257). Washington: U.S. Government Publishing Office.
MLA
United States, Obama Barack and United States. Continuation of the national emergency with respect to Iran: communication from the President of the United States transmitting notification that the national emergency with respect to Iran, originally declared on March 15, 1995, by Executive Order 12957 is to continue in effect beyond March 15, 2017, pursuant to 50 U.S.C. 1622(d); Public law 94--412, Sec. 202(d); (90 Stat. 1257). Washington: U.S. Government Publishing Office. 2017.