TY - BOOK TI - America in the 21 st century : challenges and opportunities in foreign policy SN - 013570961x AV - E840 A617 1997 PY - 1997/// CY - New Jersey : PB - Prentice - Hall, KW - United States -- Foreign relations -- 1989-- KW - United States -- Forcign relations -- 1989 -- Forecasting ER -