Cipolla, C. M. (1967). The economic history of world population (Fourth edition.). Penguin Books.
芝加哥风格引文Cipolla, Carlo M. The Economic History of World Population. Fourth edition. Harmondsworth: Penguin Books, 1967.
MLA引文Cipolla, Carlo M. The Economic History of World Population. Fourth edition. Penguin Books, 1967.
警告：这些引文格式不一定是100％准确.