APA (7th ed.) Zitazioa
Terpstra, V. (1994). International marketing (6th.ed.). Dryden.
Chicago Style (17th ed.) Zitazioa
Terpstra, Vern. International Marketing. 6th.ed. Fort Worth: Dryden, 1994.
MLA (9th ed.) Zitazioa
Terpstra, Vern. International Marketing. 6th.ed. Dryden, 1994.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.