APA (7th ed.) Citation

Ricardo, D., & Bonar, J. Letters of David Ricardo to Thomas Robert Malthus (1810-1823). Clarendon press (Oxford).

Chicago Style (17th ed.) Citation

Ricardo, David, and James Bonar. Letters of David Ricardo to Thomas Robert Malthus (1810-1823). Clarendon press (Oxford).

MLA (8th ed.) Citation

Ricardo, David, and James Bonar. Letters of David Ricardo to Thomas Robert Malthus (1810-1823). Clarendon press (Oxford).

Warning: These citations may not always be 100% accurate.