Tohutoro APA (7th ed.)

(2002). Research and development expenditure in industry 1987-2000. OECD.

Tohutoru Kātū Chicago (17th ed.)

Research and Development Expenditure in Industry 1987-2000. Paris, Cedex, France: OECD, 2002.

Tohutoro MLA (9th ed.)

Research and Development Expenditure in Industry 1987-2000. OECD, 2002.