APA引文

Wringley,E A. (2004). Poverty,progress and population. Cambridge University Press.

Chicago Edition Citation

Wringley,E A. Poverty,progress and Population. Great Britain: Cambridge University Press, 2004.

MLA引文

Wringley,E A. Poverty,progress and Population. Cambridge University Press, 2004.

警告：這些引文格式不一定是100％准確.