APA (7th ed.) Zitazioa
Warfield, G. How to Read and Understand the Financial News (2a edición.). Harper.
Chicago Style (17th ed.) Zitazioa
Warfield, Gerald. How to Read and Understand the Financial News. 2a edición. Nueva York, EUA: Harper.
MLA (9th ed.) Zitazioa
Warfield, Gerald. How to Read and Understand the Financial News. 2a edición. Harper.
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