APA引文

(1999). The conservation of key wetland. Hanoi: Birdlife International.

Trích dẫn kiểu Chicago

The Conservation of Key Wetland. Hanoi: Birdlife International, 1999.

MLA引文

The Conservation of Key Wetland. Hanoi: Birdlife International, 1999.

警告：這些引文格式不一定是100％准確.