APA (7th ed.) Zitazioa
Buttle, F., & Maklan, S. (2022). Customer relationship management: Concepts and technologies (4th ed.). Routledge.
Chicago Style (17th ed.) Zitazioa
Buttle, Francis, eta Stan Maklan. Customer Relationship Management: Concepts and Technologies. 4th ed. New York: Routledge, 2022.
MLA (9th ed.) Zitazioa
Buttle, Francis, eta Stan Maklan. Customer Relationship Management: Concepts and Technologies. 4th ed. Routledge, 2022.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.