Grayson, H. (1965). Price theory in a changing economy. Macmillan.
Chicago-čujuhus (17. p.)Grayson, Henry. Price Theory in a Changing Economy. New York: Macmillan, 1965.
MLA-čujuhus (9. p.)Grayson, Henry. Price Theory in a Changing Economy. Macmillan, 1965.
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