Annual alliance membership data, 1816-1965. [machine-readable data file] / Singer, J. David and Small, Melvin [principal investigators]. Ann Arbor, MI: Inter-university Consortium for Political and Social Research. [distributor].
Study Number: FC-502-004-1-1-International-ICPSR-1816
Diplomatic exchange data, 1815-1970: asymmetric. [machine-readable data file] / Singer, J. David and Small, Melvin [principal investigators]. Ann Arbor, MI: Inter-university Consortium for Political and Social Research. [distributor].
Study Number: FC-502-002-1-1-International-ICPSR-1815
Diplomatic exchange data, 1815-1970: symmetric. [machine-readable data file] / Singer, J. David and Small, Melvin [principal investigators]. Ann Arbor, MI: Inter-university Consortium for Political and Social Research. [distributor].
Study Number: FC-502-003-1-1-International-ICPSR-1815
Diplomatic missions received by each international system member, 1817-1970. [machine-readable data file] / Singer, J. David and Small, Melvin [principal investigators]. Ann Arbor, MI: Inter-university Consortium for Political and Social Research. [distributor].
Study Number: FC-502-001-1-1-International-ICPSR-1817
International subsystems, 1649-1963. [machine-readable data file] / Haas, Michael [principal investigator]. Ann Arbor, MI: Inter-university Consortium for Political and Social Research. [distributor].
Study Number: FC-501-001-1-1-International-ICPSR-1649
National support for world order, 1966. [machine-readable data file] / Angell, Robert C. [principal investigator]. Ann Arbor, MI: Inter-university Consortium for Political and Social Research. [distributor].
Study Number: FC-503-001-1-1-International-ICPSR-1966
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