APA引文

(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引文

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

警告：這些引文格式不一定是100％准確.