Clark, J. (1985). Study Guide to Accompany Gwartney, Stroup, and Clark's Essentials of Economics (Second Edition). ELSEVIER.
Chicagoスタイル(17版)引用形式Clark, J.R. Study Guide to Accompany Gwartney, Stroup, and Clark's Essentials of Economics (Second Edition). ELSEVIER, 1985.
MLA(8版)引用形式Clark, J.R. Study Guide to Accompany Gwartney, Stroup, and Clark's Essentials of Economics (Second Edition). ELSEVIER, 1985.
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