Boone, L. E. (1994). Contemporary business communication. Prentice-Hall.
Chicago Style (17th ed.) ZitazioaBoone, Louis E. Contemporary Business Communication. London: Prentice-Hall, 1994.
MLA (9th ed.) ZitazioaBoone, Louis E. Contemporary Business Communication. Prentice-Hall, 1994.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.