MURPHY, H. A. (1980). Effective Business Communications Herta A. Murphy ; Charles E. Peck. McGraw-Hill.
Chicago Style aipamenaMURPHY, Herta A. Effective Business Communications Herta A. Murphy ; Charles E. Peck. McGraw-Hill, 1980.
MLA aipamenaMURPHY, Herta A. Effective Business Communications Herta A. Murphy ; Charles E. Peck. McGraw-Hill, 1980.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.