Cita APA (7a ed.)

Cipolla, C. M. (1970). The economic history of world population (5th ed.). Penguin Books Ltd.

Cita Chicago Style (17a ed.)

Cipolla, Carlo M. The Economic History of World Population. 5th ed. Harmondsworth: Penguin Books Ltd, 1970.

Cita MLA (9a ed.)

Cipolla, Carlo M. The Economic History of World Population. 5th ed. Penguin Books Ltd, 1970.