Denmark, & Ministry of environment and energy. (1999). Brave new nature: Nature management in Denmark at millennium. Denmark: Ministry of environment and energy.
Trích dẫn kiểu ChicagoDenmark, và Ministry of environment and energy. Brave New Nature: Nature Management in Denmark At Millennium. Denmark: Ministry of environment and energy, 1999.
Trích dẫn MLADenmark, và Ministry of environment and energy. Brave New Nature: Nature Management in Denmark At Millennium. Denmark: Ministry of environment and energy, 1999.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.