APA (7th ed.) Citation

Ricardo, D., & Bonar, J. (1887). Letters of David Ricardo to Thomas Robert Malthus, 1810-1823. Clarendon press.

Chicago Style (17th ed.) Citation

Ricardo, David, and James Bonar. Letters of David Ricardo to Thomas Robert Malthus, 1810-1823. Oxford: Clarendon press, 1887.

MLA (9th ed.) Citation

Ricardo, David, and James Bonar. Letters of David Ricardo to Thomas Robert Malthus, 1810-1823. Clarendon press, 1887.