APA (7th ed.) Zitazioa
Barnes, A. J., Dworkin, T. M., & Richards, E. L. (1991). Law for business (4th ed.). Irwin.
Chicago Style (17th ed.) Zitazioa
Barnes, A. James, Terry Morehead Dworkin, eta Eric L. Richards. Law for Business. 4th ed. Homewood, IL: Irwin, 1991.
MLA (9th ed.) Zitazioa
Barnes, A. James, et al. Law for Business. 4th ed. Irwin, 1991.
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