Patty C. Robert & Vredenburg, H. L. (1969). Readings in global marketing management. Appleton Century.
Chicago Style aipamenaPatty C. Robert and Harvey L. Vredenburg. Readings in Global Marketing Management. U S A: Appleton Century, 1969.
MLA aipamenaPatty C. Robert and Harvey L. Vredenburg. Readings in Global Marketing Management. Appleton Century, 1969.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.