APA aipamena

Lutz, E. (1993). Toward improved accounting for the environment. World Bank.

Chicago Style aipamena

Lutz, Ernst. Toward Improved Accounting for the Environment. Washington, D.C.: World Bank, 1993.

MLA aipamena

Lutz, Ernst. Toward Improved Accounting for the Environment. World Bank, 1993.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.