APA

(1981). Hearing before the Committee on Foreign Relations, United States Senate: Ninety-sixtgh Congress, Second Session on Presidential Directeve 59; september 16, 1980. Washington: U.S. G.P.O.

Chicago

1981. Hearing before the Committee on Foreign Relations, United States Senate: Ninety-sixtgh Congress, Second Session on Presidential Directeve 59; september 16, 1980. Washington: U.S. G.P.O.

Harvard

(1981). Hearing before the Committee on Foreign Relations, United States Senate: Ninety-sixtgh Congress, Second Session on Presidential Directeve 59; september 16, 1980. Washington: U.S. G.P.O.

MLA

Hearing before the Committee on Foreign Relations, United States Senate: Ninety-sixtgh Congress, Second Session on Presidential Directeve 59; september 16, 1980. Washington: U.S. G.P.O. 1981.