1
Published 1989
...Soviet Union -- Foreign relations -- Congresses -- 1975...
2
Published 1992
...Soviet Union -- Foreign relations -- Congress. -- Europe, Eastern...
3
Published 1989
...Soviet Union -- Foreign relations -- Congresses. -- Asia, Southeastern...
4
Published 1990
...Soviet Union -- Foreign relations -- Congresses -- South Asia...
5
Published 1987
...Soviet Union -- Foreign relations -- Congresses -- 1975-1985...
6
Published 1988
...Soviet Union -- Foreign relations -- Congresses -- Europe...
7
by Nerlich, Uwe
Published 1988
...Soviet Union -- Foreign relations -- Congresses -- United States...