"डेविड रिकार्डो": अवतरणों में अंतर

2. Sowell, Thomas (2006). On classical economics. New Haven, CT: Yale University Press.

 

 

4. Ricardo, David. 1919. Principles of Political Economy and Taxation. G. Bell, p. LIX: "by reason of a religious difference with his father, to adopt a position of independence at a time when he should have been undergoing that academic training"