APA引文

European Trade Union Institute (ETUI). (2009). ETUI policy brief: European economic, employment and social policy. Brussels: ETUI.

芝加哥风格引文

European Trade Union Institute (ETUI). ETUI Policy Brief: European Economic, Employment and Social Policy. Brussels: ETUI, 2009.

MLA引文

European Trade Union Institute (ETUI). ETUI Policy Brief: European Economic, Employment and Social Policy. Brussels: ETUI, 2009.

警告：这些引文格式不一定是100％准确.