APA (7 वां संस्करण) प्रशस्ति पत्र

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

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

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

एमएलए (8वां संस्करण) प्रशस्ति पत्र

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