Evans Joel R. & Berman, B. (1997). Marketing (7th ed.). Prentice Hall International.
Chicago Style aipamenaEvans Joel R. and Barry Berman. Marketing. 7th ed. New Jersey: Prentice Hall International, 1997.
MLA aipamenaEvans Joel R. and Barry Berman. Marketing. 7th ed. Prentice Hall International, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.