APA引文

(2001). Research and development expenditure in industry 1987-1999. OECD.

芝加哥风格引文

Research and Development Expenditure in Industry 1987-1999. Paris, Cedex, France: OECD, 2001.

MLA引文

Research and Development Expenditure in Industry 1987-1999. OECD, 2001.

警告:这些引文格式不一定是100%准确.