APA

Bashford A., Columbia University Press, . (2014). Global population: history, geopolitics, and life on earth. New York: Columbia University Press.

Chicago

Bashford Alison, Columbia University Press, . 2014. Global population: history, geopolitics, and life on earth. New York: Columbia University Press.

Harvard

Bashford A., Columbia University Press, . (2014). Global population: history, geopolitics, and life on earth. New York: Columbia University Press.

MLA

Bashford Alison, Columbia University Press, . Global population: history, geopolitics, and life on earth. New York: Columbia University Press. 2014.