Fruehling, R. (2000). Communicating for results. A.I.T.B.S Pub.
Chicago Style aipamenaFruehling, Rosemary. Communicating for Results. Delhi: A.I.T.B.S Pub, 2000.
MLA aipamenaFruehling, Rosemary. Communicating for Results. A.I.T.B.S Pub, 2000.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.