David Hitchens. (2000). Environmental regulation and competitive advantage. Northampton: Edward Elgar Publishing, Inc.
Trích dẫn kiểu ChicagoDavid Hitchens. Environmental Regulation and Competitive Advantage. Northampton: Edward Elgar Publishing, Inc, 2000.
Trích dẫn MLADavid Hitchens. Environmental Regulation and Competitive Advantage. Northampton: Edward Elgar Publishing, Inc, 2000.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.