Portugal. (1961). Decree concerning municipal institutions / Ministry for Overseas Provinces. Office of the Minister. General overseas agency.
芝加哥风格引文Portugal. Decree Concerning Municipal Institutions / Ministry for Overseas Provinces. Office of the Minister. London: General overseas agency, 1961.
MLA引文Portugal. Decree Concerning Municipal Institutions / Ministry for Overseas Provinces. Office of the Minister. General overseas agency, 1961.
警告：这些引文格式不一定是100％准确.