APA (7th ed.) Zitazioa
Konar, N. (2009). Communication skills for professionals. PHI Learning.
Chicago Style (17th ed.) Zitazioa
Konar, Nira. Communication Skills for Professionals. New Delhi: PHI Learning, 2009.
MLA (9th ed.) Zitazioa
Konar, Nira. Communication Skills for Professionals. PHI Learning, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.