APA aipamena

Darby, J., & Wren-Lewis, S. (1992). Changing Trends in International Manufacturing Productivity.

Chicago Style aipamena

Darby, J., and S. Wren-Lewis. Changing Trends in International Manufacturing Productivity. 1992.

MLA aipamena

Darby, J., and S. Wren-Lewis. Changing Trends in International Manufacturing Productivity. 1992.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.