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David Hume, Eric Steinberg (1992). “An Enquiry Concerning Human Understanding; [with] A Letter from a Gentleman to His Friend in Edinburgh; [and] An Abstract of a Treatise of Human Nature”, p.10, Hackett Publishing
David Hume, Tom L. Beauchamp (2007). “A Dissertation on the Passions: The Natural History of Religion : a Critical Edition”, p.24, Oxford University Press
David Hume, Tom L. Beauchamp (2007). “A Dissertation on the Passions: The Natural History of Religion : a Critical Edition”, p.112, Oxford University Press