APA引文

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

Chicago Style (17th ed.) Citation

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.