Columbia subject headings:
Moore, G. E. (George Edward), 1873-1958.
Ontology.
Ryle, Gilbert, 1900-1976.
Ryle, Gilbert, 1900-1976. Concept of mind.
Harvard subject headings:
Moore, G. E. (George Edward), 1873-1958
Ontology
Ryle, Gilbert, 1900-1976
Ryle, Gilbert, 1900-1976. Concept of mind.
Princeton subject headings:
Moore, G. E. (George Edward), 1873-1958.
Ontology.
Ryle, Gilbert, 1900- The concept of mind
Ryle, Gilbert, 1900-1976.