Haigh, N., Baldock, D., & Patten, C. (1989). Environmental policy and 1992: A report prepared for the British Department of the Environment on the consequences for environmental policy of the completion of the EC internal market. Institute for European Environmental Policy.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Haigh, Nigel, David Baldock, và Chris Patten. Environmental Policy and 1992: A Report Prepared for the British Department of the Environment on the Consequences for Environmental Policy of the Completion of the EC Internal Market. London: Institute for European Environmental Policy, 1989.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Haigh, Nigel, et al. Environmental Policy and 1992: A Report Prepared for the British Department of the Environment on the Consequences for Environmental Policy of the Completion of the EC Internal Market. Institute for European Environmental Policy, 1989.