APA সাইটেশন

Ricardo, D. (1971). The principles of political economy, and taxation. New York: Penguin Book.

শিকাগো স্টাইলে সাইটেশন

Ricardo, David. The Principles of Political Economy, and Taxation. New York: Penguin Book, 1971.

এমএলএ সাইটেশন

Ricardo, David. The Principles of Political Economy, and Taxation. New York: Penguin Book, 1971.