Dokumentuaren aipamena

APA (7th ed.) Zitazioa
Koch, J. V. (1980). Industrial organization and prices (2d ed.). Prentice-Hall.
Chicago Style (17th ed.) Zitazioa
Koch, James V. Industrial Organization and Prices. 2d ed. Englewood Cliffs, N.J.: Prentice-Hall, 1980.
MLA (9th ed.) Zitazioa
Koch, James V. Industrial Organization and Prices. 2d ed. Prentice-Hall, 1980.
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