APA citiranje

(2001). The state of the environment in Denmark: NERI technical report No.409. Denmark: National Environmental research Institute.

Trích dẫn kiểu Chicago

The State of the Environment in Denmark: NERI Technical Report No.409. Denmark: National Environmental research Institute, 2001.

MLA citiranje

The State of the Environment in Denmark: NERI Technical Report No.409. Denmark: National Environmental research Institute, 2001.