Erickson, E., & Hinshaw, E. (1966). An introduction to economics: Student workbook (2nd ed.). Allyn and Bacon.
Citace podle Chicago (17th ed.)Erickson, Edward, a Elton Hinshaw. An Introduction to Economics: Student Workbook. 2nd ed. Boston: Allyn and Bacon, 1966.
Citace podle MLA (8th ed.)Erickson, Edward, a Elton Hinshaw. An Introduction to Economics: Student Workbook. 2nd ed. Allyn and Bacon, 1966.
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