Citazione Stile APA (7a Edizione)

Price, H. H. (1940). Humes's theory of the external world. Oxford University.

Citazione stile Chigago Style (17a edizione)

Price, H. H. Humes's Theory of the External World. Londres: Oxford University, 1940.

Citatione MLA (9a ed.)

Price, H. H. Humes's Theory of the External World. Oxford University, 1940.