Landauer, C. (1964). Contemporary economic systems: A comparative analysis. Lippincott.
Chicago-čujuhus (17. p.)Landauer, Carl. Contemporary Economic Systems: A Comparative Analysis. Philadelphia: Lippincott, 1964.
MLA-čujuhus (9. p.)Landauer, Carl. Contemporary Economic Systems: A Comparative Analysis. Lippincott, 1964.
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