Dyfyniad APA

Harvey,Jack B. (1972). Multiple choice questions for intermediate economics (2.). Mac Millan.

Dyfyniad Arddull Chicago

Harvey,Jack B. Multiple Choice Questions for Intermediate Economics. 2. London: Mac Millan, 1972.

Dyfyniad MLA

Harvey,Jack B. Multiple Choice Questions for Intermediate Economics. 2. Mac Millan, 1972.

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