Pride, W. M., Hughes, R. J., & Kapoor, J. R. Business (2nd.ed.). Houghton Mifflin.
Lua i Stíl Chicago (17ú heag.)Pride, William M., Robert J. Hughes, agus Jack R. Kapoor. Business. 2nd.ed. Boston: Houghton Mifflin.
Lua MLA (9ú heag.)Pride, William M., et al. Business. 2nd.ed. Houghton Mifflin.
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