Eco-labels: Benefits uncertain, impacts unclear? Author Herrup A. Journal/Series European Environmental Law Review | Vol. 8(5); 144 - 153; 10 p. Date 1999 Source IUCN (ID: ANA-064647) Publisher | Place of publication Graham & Trotman /Martinus Nijhoff | London, UK Document type Article in periodical Language English Field of application International Country/Territory United States of America Subject Environment gen. Keyword Ecofriendly products/ecofriendly processes International trade