Amacher, R. C. (1995). Economic: Principles & policies. Cincinnati, Ohio: South-Western Pub. Co.
Čikaški stil citiranjaAmacher, Ryan C. Economic: Principles & Policies. Cincinnati, Ohio: South-Western Pub. Co, 1995.
MLA način citiranjaAmacher, Ryan C. Economic: Principles & Policies. Cincinnati, Ohio: South-Western Pub. Co, 1995.
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