APA (7th ed.) Zitazioa

Edited by Lykke , E. (1992). Achieving environmental goals : the concept and practice of environmental performance: Review. Belhaven pr.

Chicago Style (17th ed.) Zitazioa

Edited by Lykke , Erik. Achieving Environmental Goals : The Concept and Practice of Environmental Performance: Review. London: Belhaven pr, 1992.

MLA (9th ed.) Zitazioa

Edited by Lykke , Erik. Achieving Environmental Goals : The Concept and Practice of Environmental Performance: Review. Belhaven pr, 1992.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.