APA aipamena

Spencer, D. E. .. (1990). Study guide Parkin economics. Reading, Massachusetts: Addison-Wesley.

Chicago Style aipamena

Spencer, David E. Study Guide Parkin Economics. Reading, Massachusetts: Addison-Wesley, 1990.

MLA aipamena

Spencer, David E. Study Guide Parkin Economics. Reading, Massachusetts: Addison-Wesley, 1990.

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