APA (7th ed.) Zitazioa

McCaffree, M. J., & Innis, P. (1989). Protocol: The complete handbook of diplomatic, official & social usage. Devon Punlishing Company.

Chicago Style (17th ed.) Zitazioa

McCaffree, Mary Jane, eta Pauline66070 Innis. Protocol: The Complete Handbook of Diplomatic, Official & Social Usage. Eashington D.C.: Devon Punlishing Company, 1989.

MLA (9th ed.) Zitazioa

McCaffree, Mary Jane, eta Pauline66070 Innis. Protocol: The Complete Handbook of Diplomatic, Official & Social Usage. Devon Punlishing Company, 1989.