APA (7th ed.) Zitazioa
Helena Alves, J. L. V. Best Practices in Marketing and their Impact on Quality of Life. Springer.
Chicago Style (17th ed.) Zitazioa
Helena Alves, José Luis Vázquez. Best Practices in Marketing and Their Impact on Quality of Life. Dordrecht, Holanda: Springer.
MLA (9th ed.) Zitazioa
Helena Alves, José Luis Vázquez. Best Practices in Marketing and Their Impact on Quality of Life. Springer.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.