Citazione Stile APA (7a Edizione)

Olthuis, J. H. (1969). Facts, values and ethics: A confrontation with twentieth century British moral philosophy in particular G.E. Moore (2nd ed.). Van Gorcum.

Citazione stile Chigago Style (17a edizione)

Olthuis, James H. Facts, Values and Ethics: A Confrontation with Twentieth Century British Moral Philosophy in Particular G.E. Moore. 2nd ed. Assen [Netherlands]: Van Gorcum, 1969.

Citatione MLA (8a ed.)

Olthuis, James H. Facts, Values and Ethics: A Confrontation with Twentieth Century British Moral Philosophy in Particular G.E. Moore. 2nd ed. Van Gorcum, 1969.