Eulau, H., & March, J. G. (1969). Political science. Prentice Hall.
Chicago-čujuhus (17. p.)Eulau, Heinz, juo James G. March. Political Science. Spectrum Book: Prentice Hall, 1969.
MLA-čujuhus (9. p.)Eulau, Heinz, juo James G. March. Political Science. Prentice Hall, 1969.
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