APA (7th ed.) Zitazioa
O'Connor, D. E., & Faille, C. C. (2000). Basic economic principles: A guide for students. Greenwood Press.
Chicago Style (17th ed.) Zitazioa
O'Connor, David E., eta Christopher C. Faille. Basic Economic Principles: A Guide for Students. Westport, Conn.: Greenwood Press, 2000.
MLA (9th ed.) Zitazioa
O'Connor, David E., eta Christopher C. Faille. Basic Economic Principles: A Guide for Students. Greenwood Press, 2000.
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