APA (7th ed.) Zitazioa

Boone. Contemporary business (9th.ed.). Dryden.

Chicago Style (17th ed.) Zitazioa

Boone. Contemporary Business. 9th.ed. Fort Worth: Dryden.

MLA (9th ed.) Zitazioa

Boone. Contemporary Business. 9th.ed. Dryden.