Organisation for Economic Co-operation and Development. (1978). Oecd economic surveys: Portugal 1977. OECD Publishing.
芝加哥风格引文Organisation for Economic Co-operation and Development. Oecd Economic Surveys: Portugal 1977. Paris, France: OECD Publishing, 1978.
MLA引文Organisation for Economic Co-operation and Development. Oecd Economic Surveys: Portugal 1977. OECD Publishing, 1978.
警告：这些引文格式不一定是100％准确.