De Mendonca e Cunha, Helder Regras do Cerimonial Portugues - 2a ed. - Lisboa Bertrand 1988 - 195 p. Ilustraciones Subjects--Topical Terms: CEREMONIALJEFES DE ESTADOPROTOCOLO Subjects--Geographic Terms: PORTUGAL Dewey Class. No.: / Universal Decimal Class. No.: 000-42 / 1988