Terpstra, V. (1991). International Marketing /Vern Terpstra And Ravi Sarathy. The Dryden Press.
Chicago Style aipamenaTerpstra, Vern. International Marketing /Vern Terpstra And Ravi Sarathy. The Dryden Press, 1991.
MLA aipamenaTerpstra, Vern. International Marketing /Vern Terpstra And Ravi Sarathy. The Dryden Press, 1991.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.