Addis, L. C., & Lewis, D. (1965). Moore and Ryle: Two ontologists. University of Iowa.
Citazione stile Chigago Style (17a edizione)Addis, Laird Clark, e Douglas Lewis. Moore and Ryle: Two Ontologists. Iowa City: University of Iowa, 1965.
Citatione MLA (9a ed.)Addis, Laird Clark, e Douglas Lewis. Moore and Ryle: Two Ontologists. University of Iowa, 1965.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.