APA-referens (7:e uppl.)

Cipolla, C. M. (1967). The economic history of world population (Fourth edition.). Penguin Books.

Chicago-referens (17:e uppl.)

Cipolla, Carlo M. The Economic History of World Population. Fourth edition. Harmondsworth: Penguin Books, 1967.

MLA-referens (8:e uppl.)

Cipolla, Carlo M. The Economic History of World Population. Fourth edition. Penguin Books, 1967.