1
by Dickson, Peter W.
Published 1978
...United States -- Foreign relations -- 1969-1974....
2
by Taft, John, 1950-
Published 1989
...United States -- Foreign relations -- 20th century....
3
by Kissinger, Henry, 1923-
Published 1979
...United States -- Foreign relations -- 1969-1973...
4
...United States -- Foreign relations -- 1961-1963....