Hailstones,Thomas J. (1965). Economics: An analysis of principles and policies. South-Western.
Chicago-viite (17. p.)Hailstones,Thomas J. Economics: An Analysis of Principles and Policies. Cicinnati: South-Western, 1965.
MLA-viite (9. p.)Hailstones,Thomas J. Economics: An Analysis of Principles and Policies. South-Western, 1965.
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