APA (7th ed.) Zitazioa

Edited by Folmer , H., & Ulen , T. S. (1996). Environmental policy with political and economic integration: The European Union and the United States. Edward Elgar.

Chicago Style (17th ed.) Zitazioa

Edited by Folmer , Henk, eta Thomas S. Ulen. Environmental Policy with Political and Economic Integration: The European Union and the United States. Clheltenham: Edward Elgar, 1996.

MLA (9th ed.) Zitazioa

Edited by Folmer , Henk, eta Thomas S. Ulen. Environmental Policy with Political and Economic Integration: The European Union and the United States. Edward Elgar, 1996.