Ekins, P. (1996). Environmental taxes and charges: National experiences and plans : report of the European Workshop held at the Foundation, Dublin, on 7-8 February 1996. European Foundation for the Improvement of Living and Working Conditions.
Παραπομπή σε μορφή Chicago (17η εκδ.)Ekins, Paul. Environmental Taxes and Charges: National Experiences and Plans : Report of the European Workshop Held at the Foundation, Dublin, on 7-8 February 1996. Dublin: European Foundation for the Improvement of Living and Working Conditions, 1996.
Παραπομπή σε μορφή MLA (9th εκδ.)Ekins, Paul. Environmental Taxes and Charges: National Experiences and Plans : Report of the European Workshop Held at the Foundation, Dublin, on 7-8 February 1996. European Foundation for the Improvement of Living and Working Conditions, 1996.