CHRISTENSON, R. M. (1982). Challenge and decision: Political issues of our time.--Ed.6. Harper and Row Pub.
Chicago-čujuhus (17. p.)CHRISTENSON, Reo M. Challenge and Decision: Political Issues of Our Time.--Ed.6. New York: Harper and Row Pub, 1982.
MLA-čujuhus (9. p.)CHRISTENSON, Reo M. Challenge and Decision: Political Issues of Our Time.--Ed.6. Harper and Row Pub, 1982.
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