Citazione Stile APA (7a Edizione)

Ardal, P. S. (1966). Passion and value in Hume's treatise. Edinburgh University Press.

Citazione stile Chigago Style (17a edizione)

Ardal, Pall Steinthorsson. Passion and Value in Hume's Treatise. Edinburgh: Edinburgh University Press, 1966.

Citatione MLA (9a ed.)

Ardal, Pall Steinthorsson. Passion and Value in Hume's Treatise. Edinburgh University Press, 1966.