APA引文

Gunn, A. M. (2003). Unnatural disasters: Case studies of human-induced environmental catastrophes. Greenwood Press.

Chicago Style (17th ed.) Citation

Gunn, Angus M. Unnatural Disasters: Case Studies of Human-induced Environmental Catastrophes. Westport, Conn: Greenwood Press, 2003.

MLA引文

Gunn, Angus M. Unnatural Disasters: Case Studies of Human-induced Environmental Catastrophes. Greenwood Press, 2003.

警告:這些引文格式不一定是100%准確.