Hale, Bob, (1945-)

Necessary Beings = An Essay on Ontology, Modality, and the Relations Between Them / by: Hale, Bob, (1945-) (書目-電子資源)

Modality = metaphysics, logic, and epistemology / by: Hale, Bob, (1945-); Hoffmann, Aviv. (書目-電子資源)